Home / 12,414.52-18,615.92-4,511.53

Finding the Fourth Proportional to 12,414.52, 18,615.92 and 4,511.53

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Solution

The fourth proportional to 12,414.52, 18,615.92 and 4,511.53 is: 6,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.52 : 18,615.92 = 4,511.53 : x
  2. Step 2: Convert to fraction form
    12,414.52/18,615.92 = 4,511.53/x
  3. Step 3: Cross multiply
    12,414.52x = 18,615.92 × 4,511.53
  4. Step 4: Simplify right side
    12,414.52x = 83,986,281.56
  5. Step 5: Solve for x
    x = 83,986,281.56/12,414.52
  6. Step 6: Final answer
    x = 6,765.17

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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.