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Finding the Fourth Proportional to 18,793.17, 25,934.87 and 10,295.14

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Solution

The fourth proportional to 18,793.17, 25,934.87 and 10,295.14 is: 14,207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793.17 : 25,934.87 = 10,295.14 : x
  2. Step 2: Convert to fraction form
    18,793.17/25,934.87 = 10,295.14/x
  3. Step 3: Cross multiply
    18,793.17x = 25,934.87 × 10,295.14
  4. Step 4: Simplify right side
    18,793.17x = 267,003,117.53
  5. Step 5: Solve for x
    x = 267,003,117.53/18,793.17
  6. Step 6: Final answer
    x = 14,207.46

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1.5x scale

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.