Home / 16,000.73-22,080.97-9,290.28

Finding the Fourth Proportional to 16,000.73, 22,080.97 and 9,290.28

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Solution

The fourth proportional to 16,000.73, 22,080.97 and 9,290.28 is: 12,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000.73 : 22,080.97 = 9,290.28 : x
  2. Step 2: Convert to fraction form
    16,000.73/22,080.97 = 9,290.28/x
  3. Step 3: Cross multiply
    16,000.73x = 22,080.97 × 9,290.28
  4. Step 4: Simplify right side
    16,000.73x = 205,138,393.97
  5. Step 5: Solve for x
    x = 205,138,393.97/16,000.73
  6. Step 6: Final answer
    x = 12,820.56

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Half scale
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Double scale
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Similar ratio
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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.