Home / 22,060.92-30,444.20-11,989.44

Finding the Fourth Proportional to 22,060.92, 30,444.20 and 11,989.44

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Solution

The fourth proportional to 22,060.92, 30,444.20 and 11,989.44 is: 16,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.92 : 30,444.20 = 11,989.44 : x
  2. Step 2: Convert to fraction form
    22,060.92/30,444.20 = 11,989.44/x
  3. Step 3: Cross multiply
    22,060.92x = 30,444.20 × 11,989.44
  4. Step 4: Simplify right side
    22,060.92x = 365,008,909.25
  5. Step 5: Solve for x
    x = 365,008,909.25/22,060.92
  6. Step 6: Final answer
    x = 16,545.50

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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.