Home / 52,736.40-79,081.52-15,791.76

Finding the Fourth Proportional to 52,736.40, 79,081.52 and 15,791.76

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Solution

The fourth proportional to 52,736.40, 79,081.52 and 15,791.76 is: 23,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,736.40 : 79,081.52 = 15,791.76 : x
  2. Step 2: Convert to fraction form
    52,736.40/79,081.52 = 15,791.76/x
  3. Step 3: Cross multiply
    52,736.40x = 79,081.52 × 15,791.76
  4. Step 4: Simplify right side
    52,736.40x = 1,248,836,384.28
  5. Step 5: Solve for x
    x = 1,248,836,384.28/52,736.40
  6. Step 6: Final answer
    x = 23,680.73

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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.