Home / 22,241.12-33,374.80-8,211.04

Finding the Fourth Proportional to 22,241.12, 33,374.80 and 8,211.04

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Solution

The fourth proportional to 22,241.12, 33,374.80 and 8,211.04 is: 12,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,241.12 : 33,374.80 = 8,211.04 : x
  2. Step 2: Convert to fraction form
    22,241.12/33,374.80 = 8,211.04/x
  3. Step 3: Cross multiply
    22,241.12x = 33,374.80 × 8,211.04
  4. Step 4: Simplify right side
    22,241.12x = 274,041,817.79
  5. Step 5: Solve for x
    x = 274,041,817.79/22,241.12
  6. Step 6: Final answer
    x = 12,321.40

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.