Home / 25,380.50-38,088.03-15,257.66

Finding the Fourth Proportional to 25,380.50, 38,088.03 and 15,257.66

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Solution

The fourth proportional to 25,380.50, 38,088.03 and 15,257.66 is: 22,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.50 : 38,088.03 = 15,257.66 : x
  2. Step 2: Convert to fraction form
    25,380.50/38,088.03 = 15,257.66/x
  3. Step 3: Cross multiply
    25,380.50x = 38,088.03 × 15,257.66
  4. Step 4: Simplify right side
    25,380.50x = 581,134,211.81
  5. Step 5: Solve for x
    x = 581,134,211.81/25,380.50
  6. Step 6: Final answer
    x = 22,896.88

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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.