Home / 26,958.36-40,443.16-11,376.12

Finding the Fourth Proportional to 26,958.36, 40,443.16 and 11,376.12

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Solution

The fourth proportional to 26,958.36, 40,443.16 and 11,376.12 is: 17,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.36 : 40,443.16 = 11,376.12 : x
  2. Step 2: Convert to fraction form
    26,958.36/40,443.16 = 11,376.12/x
  3. Step 3: Cross multiply
    26,958.36x = 40,443.16 × 11,376.12
  4. Step 4: Simplify right side
    26,958.36x = 460,086,241.34
  5. Step 5: Solve for x
    x = 460,086,241.34/26,958.36
  6. Step 6: Final answer
    x = 17,066.55

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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.