Home / 26,909.14-40,362.33-8,189.11

Finding the Fourth Proportional to 26,909.14, 40,362.33 and 8,189.11

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Solution

The fourth proportional to 26,909.14, 40,362.33 and 8,189.11 is: 12,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.14 : 40,362.33 = 8,189.11 : x
  2. Step 2: Convert to fraction form
    26,909.14/40,362.33 = 8,189.11/x
  3. Step 3: Cross multiply
    26,909.14x = 40,362.33 × 8,189.11
  4. Step 4: Simplify right side
    26,909.14x = 330,531,560.23
  5. Step 5: Solve for x
    x = 330,531,560.23/26,909.14
  6. Step 6: Final answer
    x = 12,283.25

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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.