Home / 12,363.12-18,542.76-3,596.28

Finding the Fourth Proportional to 12,363.12, 18,542.76 and 3,596.28

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Solution

The fourth proportional to 12,363.12, 18,542.76 and 3,596.28 is: 5,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.12 : 18,542.76 = 3,596.28 : x
  2. Step 2: Convert to fraction form
    12,363.12/18,542.76 = 3,596.28/x
  3. Step 3: Cross multiply
    12,363.12x = 18,542.76 × 3,596.28
  4. Step 4: Simplify right side
    12,363.12x = 66,684,956.93
  5. Step 5: Solve for x
    x = 66,684,956.93/12,363.12
  6. Step 6: Final answer
    x = 5,393.86

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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.