Home / 12,197.52-18,293.22-3,433.32

Finding the Fourth Proportional to 12,197.52, 18,293.22 and 3,433.32

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Solution

The fourth proportional to 12,197.52, 18,293.22 and 3,433.32 is: 5,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.52 : 18,293.22 = 3,433.32 : x
  2. Step 2: Convert to fraction form
    12,197.52/18,293.22 = 3,433.32/x
  3. Step 3: Cross multiply
    12,197.52x = 18,293.22 × 3,433.32
  4. Step 4: Simplify right side
    12,197.52x = 62,806,478.09
  5. Step 5: Solve for x
    x = 62,806,478.09/12,197.52
  6. Step 6: Final answer
    x = 5,149.12

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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.