Home / 38,427.30-57,660.56-25,921.12

Finding the Fourth Proportional to 38,427.30, 57,660.56 and 25,921.12

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Solution

The fourth proportional to 38,427.30, 57,660.56 and 25,921.12 is: 38,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,427.30 : 57,660.56 = 25,921.12 : x
  2. Step 2: Convert to fraction form
    38,427.30/57,660.56 = 25,921.12/x
  3. Step 3: Cross multiply
    38,427.30x = 57,660.56 × 25,921.12
  4. Step 4: Simplify right side
    38,427.30x = 1,494,626,021.27
  5. Step 5: Solve for x
    x = 1,494,626,021.27/38,427.30
  6. Step 6: Final answer
    x = 38,894.90

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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.