Home / 26,742.20-36,910.44-17,790.08

Finding the Fourth Proportional to 26,742.20, 36,910.44 and 17,790.08

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Solution

The fourth proportional to 26,742.20, 36,910.44 and 17,790.08 is: 24,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.20 : 36,910.44 = 17,790.08 : x
  2. Step 2: Convert to fraction form
    26,742.20/36,910.44 = 17,790.08/x
  3. Step 3: Cross multiply
    26,742.20x = 36,910.44 × 17,790.08
  4. Step 4: Simplify right side
    26,742.20x = 656,639,591.48
  5. Step 5: Solve for x
    x = 656,639,591.48/26,742.20
  6. Step 6: Final answer
    x = 24,554.43

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1.5x scale

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.