Home / 17,414.19-26,121.29-12,243.15

Finding the Fourth Proportional to 17,414.19, 26,121.29 and 12,243.15

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Solution

The fourth proportional to 17,414.19, 26,121.29 and 12,243.15 is: 18,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,414.19 : 26,121.29 = 12,243.15 : x
  2. Step 2: Convert to fraction form
    17,414.19/26,121.29 = 12,243.15/x
  3. Step 3: Cross multiply
    17,414.19x = 26,121.29 × 12,243.15
  4. Step 4: Simplify right side
    17,414.19x = 319,806,810.45
  5. Step 5: Solve for x
    x = 319,806,810.45/17,414.19
  6. Step 6: Final answer
    x = 18,364.73

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Similar ratio
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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.