Home / 26,791.11-40,182.68-7,071.05

Finding the Fourth Proportional to 26,791.11, 40,182.68 and 7,071.05

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Solution

The fourth proportional to 26,791.11, 40,182.68 and 7,071.05 is: 10,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.11 : 40,182.68 = 7,071.05 : x
  2. Step 2: Convert to fraction form
    26,791.11/40,182.68 = 7,071.05/x
  3. Step 3: Cross multiply
    26,791.11x = 40,182.68 × 7,071.05
  4. Step 4: Simplify right side
    26,791.11x = 284,133,503.15
  5. Step 5: Solve for x
    x = 284,133,503.15/26,791.11
  6. Step 6: Final answer
    x = 10,605.51

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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.