Home / 38,092.15-57,144.85-15,921.10

Finding the Fourth Proportional to 38,092.15, 57,144.85 and 15,921.10

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Solution

The fourth proportional to 38,092.15, 57,144.85 and 15,921.10 is: 23,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,092.15 : 57,144.85 = 15,921.10 : x
  2. Step 2: Convert to fraction form
    38,092.15/57,144.85 = 15,921.10/x
  3. Step 3: Cross multiply
    38,092.15x = 57,144.85 × 15,921.10
  4. Step 4: Simplify right side
    38,092.15x = 909,808,585.61
  5. Step 5: Solve for x
    x = 909,808,585.61/38,092.15
  6. Step 6: Final answer
    x = 23,884.41

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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.