Home / 41,861.24-57,777-25,721.20

Finding the Fourth Proportional to 41,861.24, 57,777 and 25,721.20

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Solution

The fourth proportional to 41,861.24, 57,777 and 25,721.20 is: 35,500.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,861.24 : 57,777 = 25,721.20 : x
  2. Step 2: Convert to fraction form
    41,861.24/57,777 = 25,721.20/x
  3. Step 3: Cross multiply
    41,861.24x = 57,777 × 25,721.20
  4. Step 4: Simplify right side
    41,861.24x = 1,486,093,772.40
  5. Step 5: Solve for x
    x = 1,486,093,772.40/41,861.24
  6. Step 6: Final answer
    x = 35,500.47

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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.