Home / 12,233.60-18,350.40-7,035.20

Finding the Fourth Proportional to 12,233.60, 18,350.40 and 7,035.20

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Solution

The fourth proportional to 12,233.60, 18,350.40 and 7,035.20 is: 10,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.60 : 18,350.40 = 7,035.20 : x
  2. Step 2: Convert to fraction form
    12,233.60/18,350.40 = 7,035.20/x
  3. Step 3: Cross multiply
    12,233.60x = 18,350.40 × 7,035.20
  4. Step 4: Simplify right side
    12,233.60x = 129,098,734.08
  5. Step 5: Solve for x
    x = 129,098,734.08/12,233.60
  6. Step 6: Final answer
    x = 10,552.80

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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.