Home / 38,472.40-57,708.60-25,998.40

Finding the Fourth Proportional to 38,472.40, 57,708.60 and 25,998.40

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Solution

The fourth proportional to 38,472.40, 57,708.60 and 25,998.40 is: 38,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,472.40 : 57,708.60 = 25,998.40 : x
  2. Step 2: Convert to fraction form
    38,472.40/57,708.60 = 25,998.40/x
  3. Step 3: Cross multiply
    38,472.40x = 57,708.60 × 25,998.40
  4. Step 4: Simplify right side
    38,472.40x = 1,500,331,266.24
  5. Step 5: Solve for x
    x = 1,500,331,266.24/38,472.40
  6. Step 6: Final answer
    x = 38,997.60

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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.