Home / 31,572.60-47,242.08-25,973.88

Finding the Fourth Proportional to 31,572.60, 47,242.08 and 25,973.88

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Solution

The fourth proportional to 31,572.60, 47,242.08 and 25,973.88 is: 38,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572.60 : 47,242.08 = 25,973.88 : x
  2. Step 2: Convert to fraction form
    31,572.60/47,242.08 = 25,973.88/x
  3. Step 3: Cross multiply
    31,572.60x = 47,242.08 × 25,973.88
  4. Step 4: Simplify right side
    31,572.60x = 1,227,060,116.87
  5. Step 5: Solve for x
    x = 1,227,060,116.87/31,572.60
  6. Step 6: Final answer
    x = 38,864.72

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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.