Home / 28,862.20-43,244.70-27,112.60

Finding the Fourth Proportional to 28,862.20, 43,244.70 and 27,112.60

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Solution

The fourth proportional to 28,862.20, 43,244.70 and 27,112.60 is: 40,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.20 : 43,244.70 = 27,112.60 : x
  2. Step 2: Convert to fraction form
    28,862.20/43,244.70 = 27,112.60/x
  3. Step 3: Cross multiply
    28,862.20x = 43,244.70 × 27,112.60
  4. Step 4: Simplify right side
    28,862.20x = 1,172,476,253.22
  5. Step 5: Solve for x
    x = 1,172,476,253.22/28,862.20
  6. Step 6: Final answer
    x = 40,623.25

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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.