Home / 26,656.44-40,009.04-13,517.88

Finding the Fourth Proportional to 26,656.44, 40,009.04 and 13,517.88

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Solution

The fourth proportional to 26,656.44, 40,009.04 and 13,517.88 is: 20,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.44 : 40,009.04 = 13,517.88 : x
  2. Step 2: Convert to fraction form
    26,656.44/40,009.04 = 13,517.88/x
  3. Step 3: Cross multiply
    26,656.44x = 40,009.04 × 13,517.88
  4. Step 4: Simplify right side
    26,656.44x = 540,837,401.64
  5. Step 5: Solve for x
    x = 540,837,401.64/26,656.44
  6. Step 6: Final answer
    x = 20,289.18

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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.