Home / 26,815.66-40,195.43-9,040.18

Finding the Fourth Proportional to 26,815.66, 40,195.43 and 9,040.18

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Solution

The fourth proportional to 26,815.66, 40,195.43 and 9,040.18 is: 13,550.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.66 : 40,195.43 = 9,040.18 : x
  2. Step 2: Convert to fraction form
    26,815.66/40,195.43 = 9,040.18/x
  3. Step 3: Cross multiply
    26,815.66x = 40,195.43 × 9,040.18
  4. Step 4: Simplify right side
    26,815.66x = 363,373,810.59
  5. Step 5: Solve for x
    x = 363,373,810.59/26,815.66
  6. Step 6: Final answer
    x = 13,550.81

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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.