Home / 42,264.18-63,391.38-11,101.86

Finding the Fourth Proportional to 42,264.18, 63,391.38 and 11,101.86

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Solution

The fourth proportional to 42,264.18, 63,391.38 and 11,101.86 is: 16,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,264.18 : 63,391.38 = 11,101.86 : x
  2. Step 2: Convert to fraction form
    42,264.18/63,391.38 = 11,101.86/x
  3. Step 3: Cross multiply
    42,264.18x = 63,391.38 × 11,101.86
  4. Step 4: Simplify right side
    42,264.18x = 703,762,225.97
  5. Step 5: Solve for x
    x = 703,762,225.97/42,264.18
  6. Step 6: Final answer
    x = 16,651.51

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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.