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Finding the Fourth Proportional to 15,233.55, 22,850.33 and 8,672.55

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Solution

The fourth proportional to 15,233.55, 22,850.33 and 8,672.55 is: 13,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.55 : 22,850.33 = 8,672.55 : x
  2. Step 2: Convert to fraction form
    15,233.55/22,850.33 = 8,672.55/x
  3. Step 3: Cross multiply
    15,233.55x = 22,850.33 × 8,672.55
  4. Step 4: Simplify right side
    15,233.55x = 198,170,586.08
  5. Step 5: Solve for x
    x = 198,170,586.08/15,233.55
  6. Step 6: Final answer
    x = 13,008.83

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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.