Home / 12,619.92-17,414.45-7,244.00

Finding the Fourth Proportional to 12,619.92, 17,414.45 and 7,244.00

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Solution

The fourth proportional to 12,619.92, 17,414.45 and 7,244.00 is: 9,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,619.92 : 17,414.45 = 7,244.00 : x
  2. Step 2: Convert to fraction form
    12,619.92/17,414.45 = 7,244.00/x
  3. Step 3: Cross multiply
    12,619.92x = 17,414.45 × 7,244.00
  4. Step 4: Simplify right side
    12,619.92x = 126,150,337.45
  5. Step 5: Solve for x
    x = 126,150,337.45/12,619.92
  6. Step 6: Final answer
    x = 9,996.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.