Home / 41,378.88-57,102.30-22,515.96

Finding the Fourth Proportional to 41,378.88, 57,102.30 and 22,515.96

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Solution

The fourth proportional to 41,378.88, 57,102.30 and 22,515.96 is: 31,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.88 : 57,102.30 = 22,515.96 : x
  2. Step 2: Convert to fraction form
    41,378.88/57,102.30 = 22,515.96/x
  3. Step 3: Cross multiply
    41,378.88x = 57,102.30 × 22,515.96
  4. Step 4: Simplify right side
    41,378.88x = 1,285,713,102.71
  5. Step 5: Solve for x
    x = 1,285,713,102.71/41,378.88
  6. Step 6: Final answer
    x = 31,071.72

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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.