Home / 16,808.11-25,186.14-11,545.64

Finding the Fourth Proportional to 16,808.11, 25,186.14 and 11,545.64

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Solution

The fourth proportional to 16,808.11, 25,186.14 and 11,545.64 is: 17,300.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.11 : 25,186.14 = 11,545.64 : x
  2. Step 2: Convert to fraction form
    16,808.11/25,186.14 = 11,545.64/x
  3. Step 3: Cross multiply
    16,808.11x = 25,186.14 × 11,545.64
  4. Step 4: Simplify right side
    16,808.11x = 290,790,073.95
  5. Step 5: Solve for x
    x = 290,790,073.95/16,808.11
  6. Step 6: Final answer
    x = 17,300.58

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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.