Home / 25,504.55-38,253.78-6,785.96

Finding the Fourth Proportional to 25,504.55, 38,253.78 and 6,785.96

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Solution

The fourth proportional to 25,504.55, 38,253.78 and 6,785.96 is: 10,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504.55 : 38,253.78 = 6,785.96 : x
  2. Step 2: Convert to fraction form
    25,504.55/38,253.78 = 6,785.96/x
  3. Step 3: Cross multiply
    25,504.55x = 38,253.78 × 6,785.96
  4. Step 4: Simplify right side
    25,504.55x = 259,588,620.93
  5. Step 5: Solve for x
    x = 259,588,620.93/25,504.55
  6. Step 6: Final answer
    x = 10,178.13

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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.