Home / 12,338.18-18,508.38-4,016.04

Finding the Fourth Proportional to 12,338.18, 18,508.38 and 4,016.04

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Solution

The fourth proportional to 12,338.18, 18,508.38 and 4,016.04 is: 6,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338.18 : 18,508.38 = 4,016.04 : x
  2. Step 2: Convert to fraction form
    12,338.18/18,508.38 = 4,016.04/x
  3. Step 3: Cross multiply
    12,338.18x = 18,508.38 × 4,016.04
  4. Step 4: Simplify right side
    12,338.18x = 74,330,394.42
  5. Step 5: Solve for x
    x = 74,330,394.42/12,338.18
  6. Step 6: Final answer
    x = 6,024.42

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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.