Home / 16,053.56-22,154.20-8,979.92

Finding the Fourth Proportional to 16,053.56, 22,154.20 and 8,979.92

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Solution

The fourth proportional to 16,053.56, 22,154.20 and 8,979.92 is: 12,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053.56 : 22,154.20 = 8,979.92 : x
  2. Step 2: Convert to fraction form
    16,053.56/22,154.20 = 8,979.92/x
  3. Step 3: Cross multiply
    16,053.56x = 22,154.20 × 8,979.92
  4. Step 4: Simplify right side
    16,053.56x = 198,942,943.66
  5. Step 5: Solve for x
    x = 198,942,943.66/16,053.56
  6. Step 6: Final answer
    x = 12,392.45

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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.