Home / 38,188.62-57,282.30-15,694.74

Finding the Fourth Proportional to 38,188.62, 57,282.30 and 15,694.74

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Solution

The fourth proportional to 38,188.62, 57,282.30 and 15,694.74 is: 23,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.62 : 57,282.30 = 15,694.74 : x
  2. Step 2: Convert to fraction form
    38,188.62/57,282.30 = 15,694.74/x
  3. Step 3: Cross multiply
    38,188.62x = 57,282.30 × 15,694.74
  4. Step 4: Simplify right side
    38,188.62x = 899,030,805.10
  5. Step 5: Solve for x
    x = 899,030,805.10/38,188.62
  6. Step 6: Final answer
    x = 23,541.85

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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.