Home / 20,033.83-30,052.46-5,242.74

Finding the Fourth Proportional to 20,033.83, 30,052.46 and 5,242.74

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Solution

The fourth proportional to 20,033.83, 30,052.46 and 5,242.74 is: 7,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.83 : 30,052.46 = 5,242.74 : x
  2. Step 2: Convert to fraction form
    20,033.83/30,052.46 = 5,242.74/x
  3. Step 3: Cross multiply
    20,033.83x = 30,052.46 × 5,242.74
  4. Step 4: Simplify right side
    20,033.83x = 157,557,234.14
  5. Step 5: Solve for x
    x = 157,557,234.14/20,033.83
  6. Step 6: Final answer
    x = 7,864.56

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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.