Home / 25,439.01-38,170.79-15,572.94

Finding the Fourth Proportional to 25,439.01, 38,170.79 and 15,572.94

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Solution

The fourth proportional to 25,439.01, 38,170.79 and 15,572.94 is: 23,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.01 : 38,170.79 = 15,572.94 : x
  2. Step 2: Convert to fraction form
    25,439.01/38,170.79 = 15,572.94/x
  3. Step 3: Cross multiply
    25,439.01x = 38,170.79 × 15,572.94
  4. Step 4: Simplify right side
    25,439.01x = 594,431,422.42
  5. Step 5: Solve for x
    x = 594,431,422.42/25,439.01
  6. Step 6: Final answer
    x = 23,366.92

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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.