Home / 39,932.11-55,106.49-22,028.41

Finding the Fourth Proportional to 39,932.11, 55,106.49 and 22,028.41

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Solution

The fourth proportional to 39,932.11, 55,106.49 and 22,028.41 is: 30,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,932.11 : 55,106.49 = 22,028.41 : x
  2. Step 2: Convert to fraction form
    39,932.11/55,106.49 = 22,028.41/x
  3. Step 3: Cross multiply
    39,932.11x = 55,106.49 × 22,028.41
  4. Step 4: Simplify right side
    39,932.11x = 1,213,908,355.38
  5. Step 5: Solve for x
    x = 1,213,908,355.38/39,932.11
  6. Step 6: Final answer
    x = 30,399.30

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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.