Home / 20,232.33-30,351.33-7,081.71

Finding the Fourth Proportional to 20,232.33, 30,351.33 and 7,081.71

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Solution

The fourth proportional to 20,232.33, 30,351.33 and 7,081.71 is: 10,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.33 : 30,351.33 = 7,081.71 : x
  2. Step 2: Convert to fraction form
    20,232.33/30,351.33 = 7,081.71/x
  3. Step 3: Cross multiply
    20,232.33x = 30,351.33 × 7,081.71
  4. Step 4: Simplify right side
    20,232.33x = 214,939,317.17
  5. Step 5: Solve for x
    x = 214,939,317.17/20,232.33
  6. Step 6: Final answer
    x = 10,623.56

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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.