Home / 42,391.26-63,593.91-14,313.96

Finding the Fourth Proportional to 42,391.26, 63,593.91 and 14,313.96

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Solution

The fourth proportional to 42,391.26, 63,593.91 and 14,313.96 is: 21,473.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,391.26 : 63,593.91 = 14,313.96 : x
  2. Step 2: Convert to fraction form
    42,391.26/63,593.91 = 14,313.96/x
  3. Step 3: Cross multiply
    42,391.26x = 63,593.91 × 14,313.96
  4. Step 4: Simplify right side
    42,391.26x = 910,280,683.98
  5. Step 5: Solve for x
    x = 910,280,683.98/42,391.26
  6. Step 6: Final answer
    x = 21,473.31

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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.