Home / 41,119.66-61,660.04-18,926.47

Finding the Fourth Proportional to 41,119.66, 61,660.04 and 18,926.47

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Solution

The fourth proportional to 41,119.66, 61,660.04 and 18,926.47 is: 28,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,119.66 : 61,660.04 = 18,926.47 : x
  2. Step 2: Convert to fraction form
    41,119.66/61,660.04 = 18,926.47/x
  3. Step 3: Cross multiply
    41,119.66x = 61,660.04 × 18,926.47
  4. Step 4: Simplify right side
    41,119.66x = 1,167,006,897.26
  5. Step 5: Solve for x
    x = 1,167,006,897.26/41,119.66
  6. Step 6: Final answer
    x = 28,380.75

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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.