Home / 16,055.82-22,158.36-8,982.90

Finding the Fourth Proportional to 16,055.82, 22,158.36 and 8,982.90

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Solution

The fourth proportional to 16,055.82, 22,158.36 and 8,982.90 is: 12,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,055.82 : 22,158.36 = 8,982.90 : x
  2. Step 2: Convert to fraction form
    16,055.82/22,158.36 = 8,982.90/x
  3. Step 3: Cross multiply
    16,055.82x = 22,158.36 × 8,982.90
  4. Step 4: Simplify right side
    16,055.82x = 199,046,332.04
  5. Step 5: Solve for x
    x = 199,046,332.04/16,055.82
  6. Step 6: Final answer
    x = 12,397.15

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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.