Home / 42,320.74-63,491.60-29,865.10

Finding the Fourth Proportional to 42,320.74, 63,491.60 and 29,865.10

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Solution

The fourth proportional to 42,320.74, 63,491.60 and 29,865.10 is: 44,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.74 : 63,491.60 = 29,865.10 : x
  2. Step 2: Convert to fraction form
    42,320.74/63,491.60 = 29,865.10/x
  3. Step 3: Cross multiply
    42,320.74x = 63,491.60 × 29,865.10
  4. Step 4: Simplify right side
    42,320.74x = 1,896,182,516.38
  5. Step 5: Solve for x
    x = 1,896,182,516.38/42,320.74
  6. Step 6: Final answer
    x = 44,805.05

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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.