Home / 34,872.20-52,308.30-8,576.60

Finding the Fourth Proportional to 34,872.20, 52,308.30 and 8,576.60

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Solution

The fourth proportional to 34,872.20, 52,308.30 and 8,576.60 is: 12,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.20 : 52,308.30 = 8,576.60 : x
  2. Step 2: Convert to fraction form
    34,872.20/52,308.30 = 8,576.60/x
  3. Step 3: Cross multiply
    34,872.20x = 52,308.30 × 8,576.60
  4. Step 4: Simplify right side
    34,872.20x = 448,627,365.78
  5. Step 5: Solve for x
    x = 448,627,365.78/34,872.20
  6. Step 6: Final answer
    x = 12,864.90

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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.