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Finding the Fourth Proportional to 15,086.68, 22,644.42 and 9,254.68

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Solution

The fourth proportional to 15,086.68, 22,644.42 and 9,254.68 is: 13,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,086.68 : 22,644.42 = 9,254.68 : x
  2. Step 2: Convert to fraction form
    15,086.68/22,644.42 = 9,254.68/x
  3. Step 3: Cross multiply
    15,086.68x = 22,644.42 × 9,254.68
  4. Step 4: Simplify right side
    15,086.68x = 209,566,860.89
  5. Step 5: Solve for x
    x = 209,566,860.89/15,086.68
  6. Step 6: Final answer
    x = 13,890.85

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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.