Home / 45,230.68-62,377.48-28,236.50

Finding the Fourth Proportional to 45,230.68, 62,377.48 and 28,236.50

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Solution

The fourth proportional to 45,230.68, 62,377.48 and 28,236.50 is: 38,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.68 : 62,377.48 = 28,236.50 : x
  2. Step 2: Convert to fraction form
    45,230.68/62,377.48 = 28,236.50/x
  3. Step 3: Cross multiply
    45,230.68x = 62,377.48 × 28,236.50
  4. Step 4: Simplify right side
    45,230.68x = 1,761,321,472.72
  5. Step 5: Solve for x
    x = 1,761,321,472.72/45,230.68
  6. Step 6: Final answer
    x = 38,940.86

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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.