Home / 16,540.62-22,816.96-10,479.76

Finding the Fourth Proportional to 16,540.62, 22,816.96 and 10,479.76

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Solution

The fourth proportional to 16,540.62, 22,816.96 and 10,479.76 is: 14,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.62 : 22,816.96 = 10,479.76 : x
  2. Step 2: Convert to fraction form
    16,540.62/22,816.96 = 10,479.76/x
  3. Step 3: Cross multiply
    16,540.62x = 22,816.96 × 10,479.76
  4. Step 4: Simplify right side
    16,540.62x = 239,116,264.73
  5. Step 5: Solve for x
    x = 239,116,264.73/16,540.62
  6. Step 6: Final answer
    x = 14,456.31

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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.