Home / 25,319.24-37,982.94-7,789.05

Finding the Fourth Proportional to 25,319.24, 37,982.94 and 7,789.05

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Solution

The fourth proportional to 25,319.24, 37,982.94 and 7,789.05 is: 11,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.24 : 37,982.94 = 7,789.05 : x
  2. Step 2: Convert to fraction form
    25,319.24/37,982.94 = 7,789.05/x
  3. Step 3: Cross multiply
    25,319.24x = 37,982.94 × 7,789.05
  4. Step 4: Simplify right side
    25,319.24x = 295,851,018.81
  5. Step 5: Solve for x
    x = 295,851,018.81/25,319.24
  6. Step 6: Final answer
    x = 11,684.83

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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.