Home / 38,872.30-58,280.39-15,159.75

Finding the Fourth Proportional to 38,872.30, 58,280.39 and 15,159.75

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Solution

The fourth proportional to 38,872.30, 58,280.39 and 15,159.75 is: 22,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872.30 : 58,280.39 = 15,159.75 : x
  2. Step 2: Convert to fraction form
    38,872.30/58,280.39 = 15,159.75/x
  3. Step 3: Cross multiply
    38,872.30x = 58,280.39 × 15,159.75
  4. Step 4: Simplify right side
    38,872.30x = 883,516,142.30
  5. Step 5: Solve for x
    x = 883,516,142.30/38,872.30
  6. Step 6: Final answer
    x = 22,728.68

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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.