Home / 16,691.65-23,026.68-9,613.96

Finding the Fourth Proportional to 16,691.65, 23,026.68 and 9,613.96

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Solution

The fourth proportional to 16,691.65, 23,026.68 and 9,613.96 is: 13,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.65 : 23,026.68 = 9,613.96 : x
  2. Step 2: Convert to fraction form
    16,691.65/23,026.68 = 9,613.96/x
  3. Step 3: Cross multiply
    16,691.65x = 23,026.68 × 9,613.96
  4. Step 4: Simplify right side
    16,691.65x = 221,377,522.89
  5. Step 5: Solve for x
    x = 221,377,522.89/16,691.65
  6. Step 6: Final answer
    x = 13,262.77

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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.