Home / 41,242.79-56,915.19-22,379.91

Finding the Fourth Proportional to 41,242.79, 56,915.19 and 22,379.91

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Solution

The fourth proportional to 41,242.79, 56,915.19 and 22,379.91 is: 30,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,242.79 : 56,915.19 = 22,379.91 : x
  2. Step 2: Convert to fraction form
    41,242.79/56,915.19 = 22,379.91/x
  3. Step 3: Cross multiply
    41,242.79x = 56,915.19 × 22,379.91
  4. Step 4: Simplify right side
    41,242.79x = 1,273,756,829.83
  5. Step 5: Solve for x
    x = 1,273,756,829.83/41,242.79
  6. Step 6: Final answer
    x = 30,884.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.