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Finding the Fourth Proportional to 18,134.97, 25,051.49 and 17,248.23

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Solution

The fourth proportional to 18,134.97, 25,051.49 and 17,248.23 is: 23,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.97 : 25,051.49 = 17,248.23 : x
  2. Step 2: Convert to fraction form
    18,134.97/25,051.49 = 17,248.23/x
  3. Step 3: Cross multiply
    18,134.97x = 25,051.49 × 17,248.23
  4. Step 4: Simplify right side
    18,134.97x = 432,093,861.36
  5. Step 5: Solve for x
    x = 432,093,861.36/18,134.97
  6. Step 6: Final answer
    x = 23,826.56

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Half scale
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Double scale
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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.