Home / 28,194.76-42,311.60-27,976.08

Finding the Fourth Proportional to 28,194.76, 42,311.60 and 27,976.08

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Solution

The fourth proportional to 28,194.76, 42,311.60 and 27,976.08 is: 41,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.76 : 42,311.60 = 27,976.08 : x
  2. Step 2: Convert to fraction form
    28,194.76/42,311.60 = 27,976.08/x
  3. Step 3: Cross multiply
    28,194.76x = 42,311.60 × 27,976.08
  4. Step 4: Simplify right side
    28,194.76x = 1,183,712,706.53
  5. Step 5: Solve for x
    x = 1,183,712,706.53/28,194.76
  6. Step 6: Final answer
    x = 41,983.43

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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.