Home / 69,014.28-95,237.24-38,387.20

Finding the Fourth Proportional to 69,014.28, 95,237.24 and 38,387.20

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Solution

The fourth proportional to 69,014.28, 95,237.24 and 38,387.20 is: 52,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,014.28 : 95,237.24 = 38,387.20 : x
  2. Step 2: Convert to fraction form
    69,014.28/95,237.24 = 38,387.20/x
  3. Step 3: Cross multiply
    69,014.28x = 95,237.24 × 38,387.20
  4. Step 4: Simplify right side
    69,014.28x = 3,655,890,979.33
  5. Step 5: Solve for x
    x = 3,655,890,979.33/69,014.28
  6. Step 6: Final answer
    x = 52,972.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.