Home / 12,414.07-18,615.23-4,511.07

Finding the Fourth Proportional to 12,414.07, 18,615.23 and 4,511.07

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Solution

The fourth proportional to 12,414.07, 18,615.23 and 4,511.07 is: 6,764.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.07 : 18,615.23 = 4,511.07 : x
  2. Step 2: Convert to fraction form
    12,414.07/18,615.23 = 4,511.07/x
  3. Step 3: Cross multiply
    12,414.07x = 18,615.23 × 4,511.07
  4. Step 4: Simplify right side
    12,414.07x = 83,974,640.86
  5. Step 5: Solve for x
    x = 83,974,640.86/12,414.07
  6. Step 6: Final answer
    x = 6,764.48

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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.