Home / 15,998.22-22,076.91-8,924.49

Finding the Fourth Proportional to 15,998.22, 22,076.91 and 8,924.49

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Solution

The fourth proportional to 15,998.22, 22,076.91 and 8,924.49 is: 12,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.22 : 22,076.91 = 8,924.49 : x
  2. Step 2: Convert to fraction form
    15,998.22/22,076.91 = 8,924.49/x
  3. Step 3: Cross multiply
    15,998.22x = 22,076.91 × 8,924.49
  4. Step 4: Simplify right side
    15,998.22x = 197,025,162.53
  5. Step 5: Solve for x
    x = 197,025,162.53/15,998.22
  6. Step 6: Final answer
    x = 12,315.44

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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.