Home / 22,060.98-30,444.44-11,989.62

Finding the Fourth Proportional to 22,060.98, 30,444.44 and 11,989.62

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Solution

The fourth proportional to 22,060.98, 30,444.44 and 11,989.62 is: 16,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.98 : 30,444.44 = 11,989.62 : x
  2. Step 2: Convert to fraction form
    22,060.98/30,444.44 = 11,989.62/x
  3. Step 3: Cross multiply
    22,060.98x = 30,444.44 × 11,989.62
  4. Step 4: Simplify right side
    22,060.98x = 365,017,266.71
  5. Step 5: Solve for x
    x = 365,017,266.71/22,060.98
  6. Step 6: Final answer
    x = 16,545.83

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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.