Home / 39,507.27-54,525.15-22,517.70

Finding the Fourth Proportional to 39,507.27, 54,525.15 and 22,517.70

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Solution

The fourth proportional to 39,507.27, 54,525.15 and 22,517.70 is: 31,077.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,507.27 : 54,525.15 = 22,517.70 : x
  2. Step 2: Convert to fraction form
    39,507.27/54,525.15 = 22,517.70/x
  3. Step 3: Cross multiply
    39,507.27x = 54,525.15 × 22,517.70
  4. Step 4: Simplify right side
    39,507.27x = 1,227,780,970.16
  5. Step 5: Solve for x
    x = 1,227,780,970.16/39,507.27
  6. Step 6: Final answer
    x = 31,077.34

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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.