Home / 12,203.08-18,293.82-5,959.60

Finding the Fourth Proportional to 12,203.08, 18,293.82 and 5,959.60

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Solution

The fourth proportional to 12,203.08, 18,293.82 and 5,959.60 is: 8,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203.08 : 18,293.82 = 5,959.60 : x
  2. Step 2: Convert to fraction form
    12,203.08/18,293.82 = 5,959.60/x
  3. Step 3: Cross multiply
    12,203.08x = 18,293.82 × 5,959.60
  4. Step 4: Simplify right side
    12,203.08x = 109,023,849.67
  5. Step 5: Solve for x
    x = 109,023,849.67/12,203.08
  6. Step 6: Final answer
    x = 8,934.13

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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.