Home / 22,153.85-33,221.05-8,293.13

Finding the Fourth Proportional to 22,153.85, 33,221.05 and 8,293.13

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Solution

The fourth proportional to 22,153.85, 33,221.05 and 8,293.13 is: 12,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153.85 : 33,221.05 = 8,293.13 : x
  2. Step 2: Convert to fraction form
    22,153.85/33,221.05 = 8,293.13/x
  3. Step 3: Cross multiply
    22,153.85x = 33,221.05 × 8,293.13
  4. Step 4: Simplify right side
    22,153.85x = 275,506,299.55
  5. Step 5: Solve for x
    x = 275,506,299.55/22,153.85
  6. Step 6: Final answer
    x = 12,436.05

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Double scale
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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.