Home / 12,001.57-18,002.35-3,236.48

Finding the Fourth Proportional to 12,001.57, 18,002.35 and 3,236.48

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Solution

The fourth proportional to 12,001.57, 18,002.35 and 3,236.48 is: 4,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.57 : 18,002.35 = 3,236.48 : x
  2. Step 2: Convert to fraction form
    12,001.57/18,002.35 = 3,236.48/x
  3. Step 3: Cross multiply
    12,001.57x = 18,002.35 × 3,236.48
  4. Step 4: Simplify right side
    12,001.57x = 58,264,261.03
  5. Step 5: Solve for x
    x = 58,264,261.03/12,001.57
  6. Step 6: Final answer
    x = 4,854.72

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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.