Home / 51,851.60-71,556.56-29,191.44

Finding the Fourth Proportional to 51,851.60, 71,556.56 and 29,191.44

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Solution

The fourth proportional to 51,851.60, 71,556.56 and 29,191.44 is: 40,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,851.60 : 71,556.56 = 29,191.44 : x
  2. Step 2: Convert to fraction form
    51,851.60/71,556.56 = 29,191.44/x
  3. Step 3: Cross multiply
    51,851.60x = 71,556.56 × 29,191.44
  4. Step 4: Simplify right side
    51,851.60x = 2,088,839,027.85
  5. Step 5: Solve for x
    x = 2,088,839,027.85/51,851.60
  6. Step 6: Final answer
    x = 40,284.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.