Home / 27,500.78-41,222.22-17,513.12

Finding the Fourth Proportional to 27,500.78, 41,222.22 and 17,513.12

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Solution

The fourth proportional to 27,500.78, 41,222.22 and 17,513.12 is: 26,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.78 : 41,222.22 = 17,513.12 : x
  2. Step 2: Convert to fraction form
    27,500.78/41,222.22 = 17,513.12/x
  3. Step 3: Cross multiply
    27,500.78x = 41,222.22 × 17,513.12
  4. Step 4: Simplify right side
    27,500.78x = 721,929,685.53
  5. Step 5: Solve for x
    x = 721,929,685.53/27,500.78
  6. Step 6: Final answer
    x = 26,251.24

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Half scale
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Double scale
Find fourth proportional to 27,501.78, 41,223.72 and 17,514.12
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.