Home / 41,193.12-61,741.92-18,959.84

Finding the Fourth Proportional to 41,193.12, 61,741.92 and 18,959.84

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Solution

The fourth proportional to 41,193.12, 61,741.92 and 18,959.84 is: 28,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,193.12 : 61,741.92 = 18,959.84 : x
  2. Step 2: Convert to fraction form
    41,193.12/61,741.92 = 18,959.84/x
  3. Step 3: Cross multiply
    41,193.12x = 61,741.92 × 18,959.84
  4. Step 4: Simplify right side
    41,193.12x = 1,170,616,924.49
  5. Step 5: Solve for x
    x = 1,170,616,924.49/41,193.12
  6. Step 6: Final answer
    x = 28,417.78

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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.