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Finding the Fourth Proportional to 34,052.60, 51,078.96 and 10,680.88

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Solution

The fourth proportional to 34,052.60, 51,078.96 and 10,680.88 is: 16,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,052.60 : 51,078.96 = 10,680.88 : x
  2. Step 2: Convert to fraction form
    34,052.60/51,078.96 = 10,680.88/x
  3. Step 3: Cross multiply
    34,052.60x = 51,078.96 × 10,680.88
  4. Step 4: Simplify right side
    34,052.60x = 545,568,242.28
  5. Step 5: Solve for x
    x = 545,568,242.28/34,052.60
  6. Step 6: Final answer
    x = 16,021.34

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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.