Home / 39,882.11-59,766.72-22,120.59

Finding the Fourth Proportional to 39,882.11, 59,766.72 and 22,120.59

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Solution

The fourth proportional to 39,882.11, 59,766.72 and 22,120.59 is: 33,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,882.11 : 59,766.72 = 22,120.59 : x
  2. Step 2: Convert to fraction form
    39,882.11/59,766.72 = 22,120.59/x
  3. Step 3: Cross multiply
    39,882.11x = 59,766.72 × 22,120.59
  4. Step 4: Simplify right side
    39,882.11x = 1,322,075,108.76
  5. Step 5: Solve for x
    x = 1,322,075,108.76/39,882.11
  6. Step 6: Final answer
    x = 33,149.58

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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.