Home / 45,230.38-62,377.09-28,236.19

Finding the Fourth Proportional to 45,230.38, 62,377.09 and 28,236.19

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Solution

The fourth proportional to 45,230.38, 62,377.09 and 28,236.19 is: 38,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.38 : 62,377.09 = 28,236.19 : x
  2. Step 2: Convert to fraction form
    45,230.38/62,377.09 = 28,236.19/x
  3. Step 3: Cross multiply
    45,230.38x = 62,377.09 × 28,236.19
  4. Step 4: Simplify right side
    45,230.38x = 1,761,291,364.89
  5. Step 5: Solve for x
    x = 1,761,291,364.89/45,230.38
  6. Step 6: Final answer
    x = 38,940.45

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Half scale
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Double scale
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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.