Home / 55,151.28-82,696.68-25,552.80

Finding the Fourth Proportional to 55,151.28, 82,696.68 and 25,552.80

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Solution

The fourth proportional to 55,151.28, 82,696.68 and 25,552.80 is: 38,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,151.28 : 82,696.68 = 25,552.80 : x
  2. Step 2: Convert to fraction form
    55,151.28/82,696.68 = 25,552.80/x
  3. Step 3: Cross multiply
    55,151.28x = 82,696.68 × 25,552.80
  4. Step 4: Simplify right side
    55,151.28x = 2,113,131,724.70
  5. Step 5: Solve for x
    x = 2,113,131,724.70/55,151.28
  6. Step 6: Final answer
    x = 38,315.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.