Home / 12,023.30-18,034.95-5,003.18

Finding the Fourth Proportional to 12,023.30, 18,034.95 and 5,003.18

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Solution

The fourth proportional to 12,023.30, 18,034.95 and 5,003.18 is: 7,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.30 : 18,034.95 = 5,003.18 : x
  2. Step 2: Convert to fraction form
    12,023.30/18,034.95 = 5,003.18/x
  3. Step 3: Cross multiply
    12,023.30x = 18,034.95 × 5,003.18
  4. Step 4: Simplify right side
    12,023.30x = 90,232,010.97
  5. Step 5: Solve for x
    x = 90,232,010.97/12,023.30
  6. Step 6: Final answer
    x = 7,504.77

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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.