Home / 32,405.76-48,574.08-13,681.92

Finding the Fourth Proportional to 32,405.76, 48,574.08 and 13,681.92

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Solution

The fourth proportional to 32,405.76, 48,574.08 and 13,681.92 is: 20,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,405.76 : 48,574.08 = 13,681.92 : x
  2. Step 2: Convert to fraction form
    32,405.76/48,574.08 = 13,681.92/x
  3. Step 3: Cross multiply
    32,405.76x = 48,574.08 × 13,681.92
  4. Step 4: Simplify right side
    32,405.76x = 664,586,676.63
  5. Step 5: Solve for x
    x = 664,586,676.63/32,405.76
  6. Step 6: Final answer
    x = 20,508.29

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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.