Home / 26,851.11-40,273.48-7,131.18

Finding the Fourth Proportional to 26,851.11, 40,273.48 and 7,131.18

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Solution

The fourth proportional to 26,851.11, 40,273.48 and 7,131.18 is: 10,695.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851.11 : 40,273.48 = 7,131.18 : x
  2. Step 2: Convert to fraction form
    26,851.11/40,273.48 = 7,131.18/x
  3. Step 3: Cross multiply
    26,851.11x = 40,273.48 × 7,131.18
  4. Step 4: Simplify right side
    26,851.11x = 287,197,435.11
  5. Step 5: Solve for x
    x = 287,197,435.11/26,851.11
  6. Step 6: Final answer
    x = 10,695.92

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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.