Home / 16,371.72-24,557.62-5,279.22

Finding the Fourth Proportional to 16,371.72, 24,557.62 and 5,279.22

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Solution

The fourth proportional to 16,371.72, 24,557.62 and 5,279.22 is: 7,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.72 : 24,557.62 = 5,279.22 : x
  2. Step 2: Convert to fraction form
    16,371.72/24,557.62 = 5,279.22/x
  3. Step 3: Cross multiply
    16,371.72x = 24,557.62 × 5,279.22
  4. Step 4: Simplify right side
    16,371.72x = 129,645,078.66
  5. Step 5: Solve for x
    x = 129,645,078.66/16,371.72
  6. Step 6: Final answer
    x = 7,918.84

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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.