Home / 18,340.44-25,309.80-9,956.94

Finding the Fourth Proportional to 18,340.44, 25,309.80 and 9,956.94

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Solution

The fourth proportional to 18,340.44, 25,309.80 and 9,956.94 is: 13,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.44 : 25,309.80 = 9,956.94 : x
  2. Step 2: Convert to fraction form
    18,340.44/25,309.80 = 9,956.94/x
  3. Step 3: Cross multiply
    18,340.44x = 25,309.80 × 9,956.94
  4. Step 4: Simplify right side
    18,340.44x = 252,008,160.01
  5. Step 5: Solve for x
    x = 252,008,160.01/18,340.44
  6. Step 6: Final answer
    x = 13,740.57

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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.