Home / 41,223.78-56,889.18-22,361.28

Finding the Fourth Proportional to 41,223.78, 56,889.18 and 22,361.28

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Solution

The fourth proportional to 41,223.78, 56,889.18 and 22,361.28 is: 30,858.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,223.78 : 56,889.18 = 22,361.28 : x
  2. Step 2: Convert to fraction form
    41,223.78/56,889.18 = 22,361.28/x
  3. Step 3: Cross multiply
    41,223.78x = 56,889.18 × 22,361.28
  4. Step 4: Simplify right side
    41,223.78x = 1,272,114,882.95
  5. Step 5: Solve for x
    x = 1,272,114,882.95/41,223.78
  6. Step 6: Final answer
    x = 30,858.76

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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.