Home / 32,974.72-45,505.97-20,234.95

Finding the Fourth Proportional to 32,974.72, 45,505.97 and 20,234.95

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Solution

The fourth proportional to 32,974.72, 45,505.97 and 20,234.95 is: 27,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.72 : 45,505.97 = 20,234.95 : x
  2. Step 2: Convert to fraction form
    32,974.72/45,505.97 = 20,234.95/x
  3. Step 3: Cross multiply
    32,974.72x = 45,505.97 × 20,234.95
  4. Step 4: Simplify right side
    32,974.72x = 920,810,698.95
  5. Step 5: Solve for x
    x = 920,810,698.95/32,974.72
  6. Step 6: Final answer
    x = 27,924.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.