Home / 41,378.58-57,102.12-22,515.66

Finding the Fourth Proportional to 41,378.58, 57,102.12 and 22,515.66

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Solution

The fourth proportional to 41,378.58, 57,102.12 and 22,515.66 is: 31,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.58 : 57,102.12 = 22,515.66 : x
  2. Step 2: Convert to fraction form
    41,378.58/57,102.12 = 22,515.66/x
  3. Step 3: Cross multiply
    41,378.58x = 57,102.12 × 22,515.66
  4. Step 4: Simplify right side
    41,378.58x = 1,285,691,919.20
  5. Step 5: Solve for x
    x = 1,285,691,919.20/41,378.58
  6. Step 6: Final answer
    x = 31,071.44

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1.5x scale

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.