Home / 45,230.75-62,377.57-28,236.56

Finding the Fourth Proportional to 45,230.75, 62,377.57 and 28,236.56

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Solution

The fourth proportional to 45,230.75, 62,377.57 and 28,236.56 is: 38,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.75 : 62,377.57 = 28,236.56 : x
  2. Step 2: Convert to fraction form
    45,230.75/62,377.57 = 28,236.56/x
  3. Step 3: Cross multiply
    45,230.75x = 62,377.57 × 28,236.56
  4. Step 4: Simplify right side
    45,230.75x = 1,761,328,080.54
  5. Step 5: Solve for x
    x = 1,761,328,080.54/45,230.75
  6. Step 6: Final answer
    x = 38,940.95

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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.