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Finding the Fourth Proportional to 34,404.63, 51,600.87 and 15,680.22

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Solution

The fourth proportional to 34,404.63, 51,600.87 and 15,680.22 is: 23,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,404.63 : 51,600.87 = 15,680.22 : x
  2. Step 2: Convert to fraction form
    34,404.63/51,600.87 = 15,680.22/x
  3. Step 3: Cross multiply
    34,404.63x = 51,600.87 × 15,680.22
  4. Step 4: Simplify right side
    34,404.63x = 809,112,993.79
  5. Step 5: Solve for x
    x = 809,112,993.79/34,404.63
  6. Step 6: Final answer
    x = 23,517.56

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1.5x scale

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.