Home / 26,684.80-40,028.01-9,154.38

Finding the Fourth Proportional to 26,684.80, 40,028.01 and 9,154.38

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Solution

The fourth proportional to 26,684.80, 40,028.01 and 9,154.38 is: 13,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,684.80 : 40,028.01 = 9,154.38 : x
  2. Step 2: Convert to fraction form
    26,684.80/40,028.01 = 9,154.38/x
  3. Step 3: Cross multiply
    26,684.80x = 40,028.01 × 9,154.38
  4. Step 4: Simplify right side
    26,684.80x = 366,431,614.18
  5. Step 5: Solve for x
    x = 366,431,614.18/26,684.80
  6. Step 6: Final answer
    x = 13,731.85

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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.