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Finding the Fourth Proportional to 18,093.60, 24,967.80 and 10,134

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Solution

The fourth proportional to 18,093.60, 24,967.80 and 10,134 is: 13,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.60 : 24,967.80 = 10,134 : x
  2. Step 2: Convert to fraction form
    18,093.60/24,967.80 = 10,134/x
  3. Step 3: Cross multiply
    18,093.60x = 24,967.80 × 10,134
  4. Step 4: Simplify right side
    18,093.60x = 253,023,685.20
  5. Step 5: Solve for x
    x = 253,023,685.20/18,093.60
  6. Step 6: Final answer
    x = 13,984.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.