Home / 26,175.92-39,263.88-18,419.36

Finding the Fourth Proportional to 26,175.92, 39,263.88 and 18,419.36

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Solution

The fourth proportional to 26,175.92, 39,263.88 and 18,419.36 is: 27,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,175.92 : 39,263.88 = 18,419.36 : x
  2. Step 2: Convert to fraction form
    26,175.92/39,263.88 = 18,419.36/x
  3. Step 3: Cross multiply
    26,175.92x = 39,263.88 × 18,419.36
  4. Step 4: Simplify right side
    26,175.92x = 723,215,540.72
  5. Step 5: Solve for x
    x = 723,215,540.72/26,175.92
  6. Step 6: Final answer
    x = 27,629.04

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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.