Home / 44,738.19-67,115.39-18,428.58

Finding the Fourth Proportional to 44,738.19, 67,115.39 and 18,428.58

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Solution

The fourth proportional to 44,738.19, 67,115.39 and 18,428.58 is: 27,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,738.19 : 67,115.39 = 18,428.58 : x
  2. Step 2: Convert to fraction form
    44,738.19/67,115.39 = 18,428.58/x
  3. Step 3: Cross multiply
    44,738.19x = 67,115.39 × 18,428.58
  4. Step 4: Simplify right side
    44,738.19x = 1,236,841,241.70
  5. Step 5: Solve for x
    x = 1,236,841,241.70/44,738.19
  6. Step 6: Final answer
    x = 27,646.21

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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.