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Finding the Fourth Proportional to 16,934.09, 25,402.93 and 5,248.22

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Solution

The fourth proportional to 16,934.09, 25,402.93 and 5,248.22 is: 7,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.09 : 25,402.93 = 5,248.22 : x
  2. Step 2: Convert to fraction form
    16,934.09/25,402.93 = 5,248.22/x
  3. Step 3: Cross multiply
    16,934.09x = 25,402.93 × 5,248.22
  4. Step 4: Simplify right side
    16,934.09x = 133,320,025.15
  5. Step 5: Solve for x
    x = 133,320,025.15/16,934.09
  6. Step 6: Final answer
    x = 7,872.88

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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.