Home / 26,891.57-40,337.51-7,170.08

Finding the Fourth Proportional to 26,891.57, 40,337.51 and 7,170.08

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Solution

The fourth proportional to 26,891.57, 40,337.51 and 7,170.08 is: 10,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.57 : 40,337.51 = 7,170.08 : x
  2. Step 2: Convert to fraction form
    26,891.57/40,337.51 = 7,170.08/x
  3. Step 3: Cross multiply
    26,891.57x = 40,337.51 × 7,170.08
  4. Step 4: Simplify right side
    26,891.57x = 289,222,936.16
  5. Step 5: Solve for x
    x = 289,222,936.16/26,891.57
  6. Step 6: Final answer
    x = 10,755.15

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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.