Home / 26,002.71-39,009.87-8,234.42

Finding the Fourth Proportional to 26,002.71, 39,009.87 and 8,234.42

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Solution

The fourth proportional to 26,002.71, 39,009.87 and 8,234.42 is: 12,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,002.71 : 39,009.87 = 8,234.42 : x
  2. Step 2: Convert to fraction form
    26,002.71/39,009.87 = 8,234.42/x
  3. Step 3: Cross multiply
    26,002.71x = 39,009.87 × 8,234.42
  4. Step 4: Simplify right side
    26,002.71x = 321,223,458.68
  5. Step 5: Solve for x
    x = 321,223,458.68/26,002.71
  6. Step 6: Final answer
    x = 12,353.46

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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.