Home / 26,769.80-40,132.12-16,887.29

Finding the Fourth Proportional to 26,769.80, 40,132.12 and 16,887.29

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Solution

The fourth proportional to 26,769.80, 40,132.12 and 16,887.29 is: 25,316.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.80 : 40,132.12 = 16,887.29 : x
  2. Step 2: Convert to fraction form
    26,769.80/40,132.12 = 16,887.29/x
  3. Step 3: Cross multiply
    26,769.80x = 40,132.12 × 16,887.29
  4. Step 4: Simplify right side
    26,769.80x = 677,722,748.75
  5. Step 5: Solve for x
    x = 677,722,748.75/26,769.80
  6. Step 6: Final answer
    x = 25,316.69

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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.