Home / 30,656.27-45,959.33-15,869.41

Finding the Fourth Proportional to 30,656.27, 45,959.33 and 15,869.41

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Solution

The fourth proportional to 30,656.27, 45,959.33 and 15,869.41 is: 23,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,656.27 : 45,959.33 = 15,869.41 : x
  2. Step 2: Convert to fraction form
    30,656.27/45,959.33 = 15,869.41/x
  3. Step 3: Cross multiply
    30,656.27x = 45,959.33 × 15,869.41
  4. Step 4: Simplify right side
    30,656.27x = 729,347,375.87
  5. Step 5: Solve for x
    x = 729,347,375.87/30,656.27
  6. Step 6: Final answer
    x = 23,791.13

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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.