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Finding the Fourth Proportional to 32,810.70, 49,216.05 and 13,079.10

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Solution

The fourth proportional to 32,810.70, 49,216.05 and 13,079.10 is: 19,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,810.70 : 49,216.05 = 13,079.10 : x
  2. Step 2: Convert to fraction form
    32,810.70/49,216.05 = 13,079.10/x
  3. Step 3: Cross multiply
    32,810.70x = 49,216.05 × 13,079.10
  4. Step 4: Simplify right side
    32,810.70x = 643,701,639.56
  5. Step 5: Solve for x
    x = 643,701,639.56/32,810.70
  6. Step 6: Final answer
    x = 19,618.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.