Home / 40,115.11-55,325.22-25,777.27

Finding the Fourth Proportional to 40,115.11, 55,325.22 and 25,777.27

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Solution

The fourth proportional to 40,115.11, 55,325.22 and 25,777.27 is: 35,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.11 : 55,325.22 = 25,777.27 : x
  2. Step 2: Convert to fraction form
    40,115.11/55,325.22 = 25,777.27/x
  3. Step 3: Cross multiply
    40,115.11x = 55,325.22 × 25,777.27
  4. Step 4: Simplify right side
    40,115.11x = 1,426,133,133.75
  5. Step 5: Solve for x
    x = 1,426,133,133.75/40,115.11
  6. Step 6: Final answer
    x = 35,551.02

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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.