Home / 18,340.33-25,309.68-9,956.83

Finding the Fourth Proportional to 18,340.33, 25,309.68 and 9,956.83

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Solution

The fourth proportional to 18,340.33, 25,309.68 and 9,956.83 is: 13,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.33 : 25,309.68 = 9,956.83 : x
  2. Step 2: Convert to fraction form
    18,340.33/25,309.68 = 9,956.83/x
  3. Step 3: Cross multiply
    18,340.33x = 25,309.68 × 9,956.83
  4. Step 4: Simplify right side
    18,340.33x = 252,004,181.11
  5. Step 5: Solve for x
    x = 252,004,181.11/18,340.33
  6. Step 6: Final answer
    x = 13,740.44

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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.