Home / 26,956.90-40,347.15-19,839.23

Finding the Fourth Proportional to 26,956.90, 40,347.15 and 19,839.23

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Solution

The fourth proportional to 26,956.90, 40,347.15 and 19,839.23 is: 29,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956.90 : 40,347.15 = 19,839.23 : x
  2. Step 2: Convert to fraction form
    26,956.90/40,347.15 = 19,839.23/x
  3. Step 3: Cross multiply
    26,956.90x = 40,347.15 × 19,839.23
  4. Step 4: Simplify right side
    26,956.90x = 800,456,186.96
  5. Step 5: Solve for x
    x = 800,456,186.96/26,956.90
  6. Step 6: Final answer
    x = 29,693.93

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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.