Home / 16,125.59-24,195.27-8,721.38

Finding the Fourth Proportional to 16,125.59, 24,195.27 and 8,721.38

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Solution

The fourth proportional to 16,125.59, 24,195.27 and 8,721.38 is: 13,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,125.59 : 24,195.27 = 8,721.38 : x
  2. Step 2: Convert to fraction form
    16,125.59/24,195.27 = 8,721.38/x
  3. Step 3: Cross multiply
    16,125.59x = 24,195.27 × 8,721.38
  4. Step 4: Simplify right side
    16,125.59x = 211,016,143.87
  5. Step 5: Solve for x
    x = 211,016,143.87/16,125.59
  6. Step 6: Final answer
    x = 13,085.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.