Home / 25,747.81-38,624.78-9,104.44

Finding the Fourth Proportional to 25,747.81, 38,624.78 and 9,104.44

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Solution

The fourth proportional to 25,747.81, 38,624.78 and 9,104.44 is: 13,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.81 : 38,624.78 = 9,104.44 : x
  2. Step 2: Convert to fraction form
    25,747.81/38,624.78 = 9,104.44/x
  3. Step 3: Cross multiply
    25,747.81x = 38,624.78 × 9,104.44
  4. Step 4: Simplify right side
    25,747.81x = 351,656,992.02
  5. Step 5: Solve for x
    x = 351,656,992.02/25,747.81
  6. Step 6: Final answer
    x = 13,657.74

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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.