Home / 26,719.80-36,857.22-17,645.23

Finding the Fourth Proportional to 26,719.80, 36,857.22 and 17,645.23

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Solution

The fourth proportional to 26,719.80, 36,857.22 and 17,645.23 is: 24,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.80 : 36,857.22 = 17,645.23 : x
  2. Step 2: Convert to fraction form
    26,719.80/36,857.22 = 17,645.23/x
  3. Step 3: Cross multiply
    26,719.80x = 36,857.22 × 17,645.23
  4. Step 4: Simplify right side
    26,719.80x = 650,354,124.06
  5. Step 5: Solve for x
    x = 650,354,124.06/26,719.80
  6. Step 6: Final answer
    x = 24,339.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.