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Finding the Fourth Proportional to 15,241.14, 22,863.42 and 8,665.56

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Solution

The fourth proportional to 15,241.14, 22,863.42 and 8,665.56 is: 12,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.14 : 22,863.42 = 8,665.56 : x
  2. Step 2: Convert to fraction form
    15,241.14/22,863.42 = 8,665.56/x
  3. Step 3: Cross multiply
    15,241.14x = 22,863.42 × 8,665.56
  4. Step 4: Simplify right side
    15,241.14x = 198,124,337.82
  5. Step 5: Solve for x
    x = 198,124,337.82/15,241.14
  6. Step 6: Final answer
    x = 12,999.31

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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.