Home / 20,230.65-27,924.47-11,734.92

Finding the Fourth Proportional to 20,230.65, 27,924.47 and 11,734.92

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Solution

The fourth proportional to 20,230.65, 27,924.47 and 11,734.92 is: 16,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230.65 : 27,924.47 = 11,734.92 : x
  2. Step 2: Convert to fraction form
    20,230.65/27,924.47 = 11,734.92/x
  3. Step 3: Cross multiply
    20,230.65x = 27,924.47 × 11,734.92
  4. Step 4: Simplify right side
    20,230.65x = 327,691,450.83
  5. Step 5: Solve for x
    x = 327,691,450.83/20,230.65
  6. Step 6: Final answer
    x = 16,197.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.