Home / 40,243.56-55,556.10-25,144.59

Finding the Fourth Proportional to 40,243.56, 55,556.10 and 25,144.59

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Solution

The fourth proportional to 40,243.56, 55,556.10 and 25,144.59 is: 34,712.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.56 : 55,556.10 = 25,144.59 : x
  2. Step 2: Convert to fraction form
    40,243.56/55,556.10 = 25,144.59/x
  3. Step 3: Cross multiply
    40,243.56x = 55,556.10 × 25,144.59
  4. Step 4: Simplify right side
    40,243.56x = 1,396,935,356.50
  5. Step 5: Solve for x
    x = 1,396,935,356.50/40,243.56
  6. Step 6: Final answer
    x = 34,712.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.