Home / 38,304.01-57,456.02-12,010.78

Finding the Fourth Proportional to 38,304.01, 57,456.02 and 12,010.78

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Solution

The fourth proportional to 38,304.01, 57,456.02 and 12,010.78 is: 18,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304.01 : 57,456.02 = 12,010.78 : x
  2. Step 2: Convert to fraction form
    38,304.01/57,456.02 = 12,010.78/x
  3. Step 3: Cross multiply
    38,304.01x = 57,456.02 × 12,010.78
  4. Step 4: Simplify right side
    38,304.01x = 690,091,615.90
  5. Step 5: Solve for x
    x = 690,091,615.90/38,304.01
  6. Step 6: Final answer
    x = 18,016.17

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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.