Home / 12,025.44-18,036.12-3,258.30

Finding the Fourth Proportional to 12,025.44, 18,036.12 and 3,258.30

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Solution

The fourth proportional to 12,025.44, 18,036.12 and 3,258.30 is: 4,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.44 : 18,036.12 = 3,258.30 : x
  2. Step 2: Convert to fraction form
    12,025.44/18,036.12 = 3,258.30/x
  3. Step 3: Cross multiply
    12,025.44x = 18,036.12 × 3,258.30
  4. Step 4: Simplify right side
    12,025.44x = 58,767,089.80
  5. Step 5: Solve for x
    x = 58,767,089.80/12,025.44
  6. Step 6: Final answer
    x = 4,886.90

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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.