Home / 38,270.06-57,410.27-13,306.88

Finding the Fourth Proportional to 38,270.06, 57,410.27 and 13,306.88

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Solution

The fourth proportional to 38,270.06, 57,410.27 and 13,306.88 is: 19,962.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,270.06 : 57,410.27 = 13,306.88 : x
  2. Step 2: Convert to fraction form
    38,270.06/57,410.27 = 13,306.88/x
  3. Step 3: Cross multiply
    38,270.06x = 57,410.27 × 13,306.88
  4. Step 4: Simplify right side
    38,270.06x = 763,951,573.66
  5. Step 5: Solve for x
    x = 763,951,573.66/38,270.06
  6. Step 6: Final answer
    x = 19,962.12

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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.