Home / 38,932.80-58,397.04-18,170.88

Finding the Fourth Proportional to 38,932.80, 58,397.04 and 18,170.88

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Solution

The fourth proportional to 38,932.80, 58,397.04 and 18,170.88 is: 27,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,932.80 : 58,397.04 = 18,170.88 : x
  2. Step 2: Convert to fraction form
    38,932.80/58,397.04 = 18,170.88/x
  3. Step 3: Cross multiply
    38,932.80x = 58,397.04 × 18,170.88
  4. Step 4: Simplify right side
    38,932.80x = 1,061,125,606.20
  5. Step 5: Solve for x
    x = 1,061,125,606.20/38,932.80
  6. Step 6: Final answer
    x = 27,255.31

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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.