Home / 42,517.26-63,775.98-11,352.42

Finding the Fourth Proportional to 42,517.26, 63,775.98 and 11,352.42

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Solution

The fourth proportional to 42,517.26, 63,775.98 and 11,352.42 is: 17,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,517.26 : 63,775.98 = 11,352.42 : x
  2. Step 2: Convert to fraction form
    42,517.26/63,775.98 = 11,352.42/x
  3. Step 3: Cross multiply
    42,517.26x = 63,775.98 × 11,352.42
  4. Step 4: Simplify right side
    42,517.26x = 724,011,710.87
  5. Step 5: Solve for x
    x = 724,011,710.87/42,517.26
  6. Step 6: Final answer
    x = 17,028.65

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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.