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Finding the Fourth Proportional to 24,159, 36,258.12 and 12,475.56

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Solution

The fourth proportional to 24,159, 36,258.12 and 12,475.56 is: 18,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,159 : 36,258.12 = 12,475.56 : x
  2. Step 2: Convert to fraction form
    24,159/36,258.12 = 12,475.56/x
  3. Step 3: Cross multiply
    24,159x = 36,258.12 × 12,475.56
  4. Step 4: Simplify right side
    24,159x = 452,340,351.55
  5. Step 5: Solve for x
    x = 452,340,351.55/24,159
  6. Step 6: Final answer
    x = 18,723.47

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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.