Home / 42,174.89-63,262.34-11,010.14

Finding the Fourth Proportional to 42,174.89, 63,262.34 and 11,010.14

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Solution

The fourth proportional to 42,174.89, 63,262.34 and 11,010.14 is: 16,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,174.89 : 63,262.34 = 11,010.14 : x
  2. Step 2: Convert to fraction form
    42,174.89/63,262.34 = 11,010.14/x
  3. Step 3: Cross multiply
    42,174.89x = 63,262.34 × 11,010.14
  4. Step 4: Simplify right side
    42,174.89x = 696,527,220.13
  5. Step 5: Solve for x
    x = 696,527,220.13/42,174.89
  6. Step 6: Final answer
    x = 16,515.21

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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.