Home / 15,997.91-22,066.83-9,710.28

Finding the Fourth Proportional to 15,997.91, 22,066.83 and 9,710.28

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Solution

The fourth proportional to 15,997.91, 22,066.83 and 9,710.28 is: 13,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.91 : 22,066.83 = 9,710.28 : x
  2. Step 2: Convert to fraction form
    15,997.91/22,066.83 = 9,710.28/x
  3. Step 3: Cross multiply
    15,997.91x = 22,066.83 × 9,710.28
  4. Step 4: Simplify right side
    15,997.91x = 214,275,098.01
  5. Step 5: Solve for x
    x = 214,275,098.01/15,997.91
  6. Step 6: Final answer
    x = 13,393.95

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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.