Home / 11,348.90-17,052.15-10,081.70

Finding the Fourth Proportional to 11,348.90, 17,052.15 and 10,081.70

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Solution

The fourth proportional to 11,348.90, 17,052.15 and 10,081.70 is: 15,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.90 : 17,052.15 = 10,081.70 : x
  2. Step 2: Convert to fraction form
    11,348.90/17,052.15 = 10,081.70/x
  3. Step 3: Cross multiply
    11,348.90x = 17,052.15 × 10,081.70
  4. Step 4: Simplify right side
    11,348.90x = 171,914,660.66
  5. Step 5: Solve for x
    x = 171,914,660.66/11,348.90
  6. Step 6: Final answer
    x = 15,148.13

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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.