Home / 16,940-23,377.20-9,488.16

Finding the Fourth Proportional to 16,940, 23,377.20 and 9,488.16

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Solution

The fourth proportional to 16,940, 23,377.20 and 9,488.16 is: 13,093.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940 : 23,377.20 = 9,488.16 : x
  2. Step 2: Convert to fraction form
    16,940/23,377.20 = 9,488.16/x
  3. Step 3: Cross multiply
    16,940x = 23,377.20 × 9,488.16
  4. Step 4: Simplify right side
    16,940x = 221,806,613.95
  5. Step 5: Solve for x
    x = 221,806,613.95/16,940
  6. Step 6: Final answer
    x = 13,093.66

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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.