Home / 62,813.28-94,201.17-20,685.58

Finding the Fourth Proportional to 62,813.28, 94,201.17 and 20,685.58

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Solution

The fourth proportional to 62,813.28, 94,201.17 and 20,685.58 is: 31,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,813.28 : 94,201.17 = 20,685.58 : x
  2. Step 2: Convert to fraction form
    62,813.28/94,201.17 = 20,685.58/x
  3. Step 3: Cross multiply
    62,813.28x = 94,201.17 × 20,685.58
  4. Step 4: Simplify right side
    62,813.28x = 1,948,605,838.13
  5. Step 5: Solve for x
    x = 1,948,605,838.13/62,813.28
  6. Step 6: Final answer
    x = 31,022.20

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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.