Home / 34,513.50-51,770.25-11,143.38

Finding the Fourth Proportional to 34,513.50, 51,770.25 and 11,143.38

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Solution

The fourth proportional to 34,513.50, 51,770.25 and 11,143.38 is: 16,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,513.50 : 51,770.25 = 11,143.38 : x
  2. Step 2: Convert to fraction form
    34,513.50/51,770.25 = 11,143.38/x
  3. Step 3: Cross multiply
    34,513.50x = 51,770.25 × 11,143.38
  4. Step 4: Simplify right side
    34,513.50x = 576,895,568.45
  5. Step 5: Solve for x
    x = 576,895,568.45/34,513.50
  6. Step 6: Final answer
    x = 16,715.07

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.