Home / 26,781.30-40,132.34-25,283.54

Finding the Fourth Proportional to 26,781.30, 40,132.34 and 25,283.54

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Solution

The fourth proportional to 26,781.30, 40,132.34 and 25,283.54 is: 37,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.30 : 40,132.34 = 25,283.54 : x
  2. Step 2: Convert to fraction form
    26,781.30/40,132.34 = 25,283.54/x
  3. Step 3: Cross multiply
    26,781.30x = 40,132.34 × 25,283.54
  4. Step 4: Simplify right side
    26,781.30x = 1,014,687,623.68
  5. Step 5: Solve for x
    x = 1,014,687,623.68/26,781.30
  6. Step 6: Final answer
    x = 37,887.92

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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.