Home / 20,244.59-27,937.58-11,291.93

Finding the Fourth Proportional to 20,244.59, 27,937.58 and 11,291.93

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Solution

The fourth proportional to 20,244.59, 27,937.58 and 11,291.93 is: 15,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.59 : 27,937.58 = 11,291.93 : x
  2. Step 2: Convert to fraction form
    20,244.59/27,937.58 = 11,291.93/x
  3. Step 3: Cross multiply
    20,244.59x = 27,937.58 × 11,291.93
  4. Step 4: Simplify right side
    20,244.59x = 315,469,001.58
  5. Step 5: Solve for x
    x = 315,469,001.58/20,244.59
  6. Step 6: Final answer
    x = 15,582.88

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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.