Home / 42,338.81-63,508.25-10,751.24

Finding the Fourth Proportional to 42,338.81, 63,508.25 and 10,751.24

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Solution

The fourth proportional to 42,338.81, 63,508.25 and 10,751.24 is: 16,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,338.81 : 63,508.25 = 10,751.24 : x
  2. Step 2: Convert to fraction form
    42,338.81/63,508.25 = 10,751.24/x
  3. Step 3: Cross multiply
    42,338.81x = 63,508.25 × 10,751.24
  4. Step 4: Simplify right side
    42,338.81x = 682,792,562.90
  5. Step 5: Solve for x
    x = 682,792,562.90/42,338.81
  6. Step 6: Final answer
    x = 16,126.87

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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.