Home / 24,609.75-33,961.47-15,183.78

Finding the Fourth Proportional to 24,609.75, 33,961.47 and 15,183.78

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Solution

The fourth proportional to 24,609.75, 33,961.47 and 15,183.78 is: 20,953.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,609.75 : 33,961.47 = 15,183.78 : x
  2. Step 2: Convert to fraction form
    24,609.75/33,961.47 = 15,183.78/x
  3. Step 3: Cross multiply
    24,609.75x = 33,961.47 × 15,183.78
  4. Step 4: Simplify right side
    24,609.75x = 515,663,488.96
  5. Step 5: Solve for x
    x = 515,663,488.96/24,609.75
  6. Step 6: Final answer
    x = 20,953.63

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Half scale
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Double scale
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Similar ratio
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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.