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Finding the Fourth Proportional to 16,992.96, 25,505.01 and 9,104.38

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Solution

The fourth proportional to 16,992.96, 25,505.01 and 9,104.38 is: 13,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.96 : 25,505.01 = 9,104.38 : x
  2. Step 2: Convert to fraction form
    16,992.96/25,505.01 = 9,104.38/x
  3. Step 3: Cross multiply
    16,992.96x = 25,505.01 × 9,104.38
  4. Step 4: Simplify right side
    16,992.96x = 232,207,302.94
  5. Step 5: Solve for x
    x = 232,207,302.94/16,992.96
  6. Step 6: Final answer
    x = 13,664.91

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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.