Home / 41,239.78-56,911.26-22,377.28

Finding the Fourth Proportional to 41,239.78, 56,911.26 and 22,377.28

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Solution

The fourth proportional to 41,239.78, 56,911.26 and 22,377.28 is: 30,880.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,239.78 : 56,911.26 = 22,377.28 : x
  2. Step 2: Convert to fraction form
    41,239.78/56,911.26 = 22,377.28/x
  3. Step 3: Cross multiply
    41,239.78x = 56,911.26 × 22,377.28
  4. Step 4: Simplify right side
    41,239.78x = 1,273,519,200.17
  5. Step 5: Solve for x
    x = 1,273,519,200.17/41,239.78
  6. Step 6: Final answer
    x = 30,880.84

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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.