Home / 26,760.50-40,140.75-11,167.19

Finding the Fourth Proportional to 26,760.50, 40,140.75 and 11,167.19

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Solution

The fourth proportional to 26,760.50, 40,140.75 and 11,167.19 is: 16,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.50 : 40,140.75 = 11,167.19 : x
  2. Step 2: Convert to fraction form
    26,760.50/40,140.75 = 11,167.19/x
  3. Step 3: Cross multiply
    26,760.50x = 40,140.75 × 11,167.19
  4. Step 4: Simplify right side
    26,760.50x = 448,259,381.99
  5. Step 5: Solve for x
    x = 448,259,381.99/26,760.50
  6. Step 6: Final answer
    x = 16,750.79

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Double scale
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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.