Home / 32,772.38-45,215.19-19,339.10

Finding the Fourth Proportional to 32,772.38, 45,215.19 and 19,339.10

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Solution

The fourth proportional to 32,772.38, 45,215.19 and 19,339.10 is: 26,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,772.38 : 45,215.19 = 19,339.10 : x
  2. Step 2: Convert to fraction form
    32,772.38/45,215.19 = 19,339.10/x
  3. Step 3: Cross multiply
    32,772.38x = 45,215.19 × 19,339.10
  4. Step 4: Simplify right side
    32,772.38x = 874,421,080.93
  5. Step 5: Solve for x
    x = 874,421,080.93/32,772.38
  6. Step 6: Final answer
    x = 26,681.65

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Find fourth proportional to 16,386.19, 22,607.60 and 9,669.55
Half scale
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Double scale
Find fourth proportional to 32,773.38, 45,216.57 and 19,340.10
Similar ratio
Find fourth proportional to 49,158.57, 67,822.79 and 29,008.65
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.