Home / 12,023.30-18,034.95-3,258.21

Finding the Fourth Proportional to 12,023.30, 18,034.95 and 3,258.21

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Solution

The fourth proportional to 12,023.30, 18,034.95 and 3,258.21 is: 4,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.30 : 18,034.95 = 3,258.21 : x
  2. Step 2: Convert to fraction form
    12,023.30/18,034.95 = 3,258.21/x
  3. Step 3: Cross multiply
    12,023.30x = 18,034.95 × 3,258.21
  4. Step 4: Simplify right side
    12,023.30x = 58,761,654.44
  5. Step 5: Solve for x
    x = 58,761,654.44/12,023.30
  6. Step 6: Final answer
    x = 4,887.32

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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.