Home / 41,621.71-57,438.15-22,758.82

Finding the Fourth Proportional to 41,621.71, 57,438.15 and 22,758.82

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Solution

The fourth proportional to 41,621.71, 57,438.15 and 22,758.82 is: 31,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.71 : 57,438.15 = 22,758.82 : x
  2. Step 2: Convert to fraction form
    41,621.71/57,438.15 = 22,758.82/x
  3. Step 3: Cross multiply
    41,621.71x = 57,438.15 × 22,758.82
  4. Step 4: Simplify right side
    41,621.71x = 1,307,224,516.98
  5. Step 5: Solve for x
    x = 1,307,224,516.98/41,621.71
  6. Step 6: Final answer
    x = 31,407.28

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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.