Home / 26,630.18-36,764.62-17,689.88

Finding the Fourth Proportional to 26,630.18, 36,764.62 and 17,689.88

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Solution

The fourth proportional to 26,630.18, 36,764.62 and 17,689.88 is: 24,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.18 : 36,764.62 = 17,689.88 : x
  2. Step 2: Convert to fraction form
    26,630.18/36,764.62 = 17,689.88/x
  3. Step 3: Cross multiply
    26,630.18x = 36,764.62 × 17,689.88
  4. Step 4: Simplify right side
    26,630.18x = 650,361,716.05
  5. Step 5: Solve for x
    x = 650,361,716.05/26,630.18
  6. Step 6: Final answer
    x = 24,421.98

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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.