Home / 20,236.04-27,924.42-11,283.02

Finding the Fourth Proportional to 20,236.04, 27,924.42 and 11,283.02

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Solution

The fourth proportional to 20,236.04, 27,924.42 and 11,283.02 is: 15,569.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.04 : 27,924.42 = 11,283.02 : x
  2. Step 2: Convert to fraction form
    20,236.04/27,924.42 = 11,283.02/x
  3. Step 3: Cross multiply
    20,236.04x = 27,924.42 × 11,283.02
  4. Step 4: Simplify right side
    20,236.04x = 315,071,789.35
  5. Step 5: Solve for x
    x = 315,071,789.35/20,236.04
  6. Step 6: Final answer
    x = 15,569.83

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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.