Home / 40,748.45-61,129.15-17,375.09

Finding the Fourth Proportional to 40,748.45, 61,129.15 and 17,375.09

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Solution

The fourth proportional to 40,748.45, 61,129.15 and 17,375.09 is: 26,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,748.45 : 61,129.15 = 17,375.09 : x
  2. Step 2: Convert to fraction form
    40,748.45/61,129.15 = 17,375.09/x
  3. Step 3: Cross multiply
    40,748.45x = 61,129.15 × 17,375.09
  4. Step 4: Simplify right side
    40,748.45x = 1,062,124,133.79
  5. Step 5: Solve for x
    x = 1,062,124,133.79/40,748.45
  6. Step 6: Final answer
    x = 26,065.39

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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.