Home / 16,508.88-22,759.47-15,991.92

Finding the Fourth Proportional to 16,508.88, 22,759.47 and 15,991.92

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Solution

The fourth proportional to 16,508.88, 22,759.47 and 15,991.92 is: 22,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.88 : 22,759.47 = 15,991.92 : x
  2. Step 2: Convert to fraction form
    16,508.88/22,759.47 = 15,991.92/x
  3. Step 3: Cross multiply
    16,508.88x = 22,759.47 × 15,991.92
  4. Step 4: Simplify right side
    16,508.88x = 363,967,623.48
  5. Step 5: Solve for x
    x = 363,967,623.48/16,508.88
  6. Step 6: Final answer
    x = 22,046.78

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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.