Home / 26,729.68-40,066.96-9,189.96

Finding the Fourth Proportional to 26,729.68, 40,066.96 and 9,189.96

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Solution

The fourth proportional to 26,729.68, 40,066.96 and 9,189.96 is: 13,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.68 : 40,066.96 = 9,189.96 : x
  2. Step 2: Convert to fraction form
    26,729.68/40,066.96 = 9,189.96/x
  3. Step 3: Cross multiply
    26,729.68x = 40,066.96 × 9,189.96
  4. Step 4: Simplify right side
    26,729.68x = 368,213,759.72
  5. Step 5: Solve for x
    x = 368,213,759.72/26,729.68
  6. Step 6: Final answer
    x = 13,775.46

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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.