Home / 16,590.38-22,896.90-9,515.42

Finding the Fourth Proportional to 16,590.38, 22,896.90 and 9,515.42

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Solution

The fourth proportional to 16,590.38, 22,896.90 and 9,515.42 is: 13,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,590.38 : 22,896.90 = 9,515.42 : x
  2. Step 2: Convert to fraction form
    16,590.38/22,896.90 = 9,515.42/x
  3. Step 3: Cross multiply
    16,590.38x = 22,896.90 × 9,515.42
  4. Step 4: Simplify right side
    16,590.38x = 217,873,620.20
  5. Step 5: Solve for x
    x = 217,873,620.20/16,590.38
  6. Step 6: Final answer
    x = 13,132.53

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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.