Home / 26,150.88-39,226.56-18,622.68

Finding the Fourth Proportional to 26,150.88, 39,226.56 and 18,622.68

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Solution

The fourth proportional to 26,150.88, 39,226.56 and 18,622.68 is: 27,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,150.88 : 39,226.56 = 18,622.68 : x
  2. Step 2: Convert to fraction form
    26,150.88/39,226.56 = 18,622.68/x
  3. Step 3: Cross multiply
    26,150.88x = 39,226.56 × 18,622.68
  4. Step 4: Simplify right side
    26,150.88x = 730,503,674.38
  5. Step 5: Solve for x
    x = 730,503,674.38/26,150.88
  6. Step 6: Final answer
    x = 27,934.19

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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.