Home / 10,252.55-15,352.68-8,175.58

Finding the Fourth Proportional to 10,252.55, 15,352.68 and 8,175.58

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Solution

The fourth proportional to 10,252.55, 15,352.68 and 8,175.58 is: 12,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.55 : 15,352.68 = 8,175.58 : x
  2. Step 2: Convert to fraction form
    10,252.55/15,352.68 = 8,175.58/x
  3. Step 3: Cross multiply
    10,252.55x = 15,352.68 × 8,175.58
  4. Step 4: Simplify right side
    10,252.55x = 125,517,110.60
  5. Step 5: Solve for x
    x = 125,517,110.60/10,252.55
  6. Step 6: Final answer
    x = 12,242.53

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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.