Home / 15,524.23-21,385.42-11,262.72

Finding the Fourth Proportional to 15,524.23, 21,385.42 and 11,262.72

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Solution

The fourth proportional to 15,524.23, 21,385.42 and 11,262.72 is: 15,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.23 : 21,385.42 = 11,262.72 : x
  2. Step 2: Convert to fraction form
    15,524.23/21,385.42 = 11,262.72/x
  3. Step 3: Cross multiply
    15,524.23x = 21,385.42 × 11,262.72
  4. Step 4: Simplify right side
    15,524.23x = 240,857,997.54
  5. Step 5: Solve for x
    x = 240,857,997.54/15,524.23
  6. Step 6: Final answer
    x = 15,514.97

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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.