Home / 12,230.16-18,350.70-5,652.82

Finding the Fourth Proportional to 12,230.16, 18,350.70 and 5,652.82

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Solution

The fourth proportional to 12,230.16, 18,350.70 and 5,652.82 is: 8,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.16 : 18,350.70 = 5,652.82 : x
  2. Step 2: Convert to fraction form
    12,230.16/18,350.70 = 5,652.82/x
  3. Step 3: Cross multiply
    12,230.16x = 18,350.70 × 5,652.82
  4. Step 4: Simplify right side
    12,230.16x = 103,733,203.97
  5. Step 5: Solve for x
    x = 103,733,203.97/12,230.16
  6. Step 6: Final answer
    x = 8,481.75

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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.