Home / 42,200.88-63,301.32-11,035.86

Finding the Fourth Proportional to 42,200.88, 63,301.32 and 11,035.86

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Solution

The fourth proportional to 42,200.88, 63,301.32 and 11,035.86 is: 16,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,200.88 : 63,301.32 = 11,035.86 : x
  2. Step 2: Convert to fraction form
    42,200.88/63,301.32 = 11,035.86/x
  3. Step 3: Cross multiply
    42,200.88x = 63,301.32 × 11,035.86
  4. Step 4: Simplify right side
    42,200.88x = 698,584,505.34
  5. Step 5: Solve for x
    x = 698,584,505.34/42,200.88
  6. Step 6: Final answer
    x = 16,553.79

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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.