Home / 20,612.97-30,924.00-11,732.48

Finding the Fourth Proportional to 20,612.97, 30,924.00 and 11,732.48

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Solution

The fourth proportional to 20,612.97, 30,924.00 and 11,732.48 is: 17,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,612.97 : 30,924.00 = 11,732.48 : x
  2. Step 2: Convert to fraction form
    20,612.97/30,924.00 = 11,732.48/x
  3. Step 3: Cross multiply
    20,612.97x = 30,924.00 × 11,732.48
  4. Step 4: Simplify right side
    20,612.97x = 362,815,244.83
  5. Step 5: Solve for x
    x = 362,815,244.83/20,612.97
  6. Step 6: Final answer
    x = 17,601.31

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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.