Home / 36,709.97-55,068.59-11,743.75

Finding the Fourth Proportional to 36,709.97, 55,068.59 and 11,743.75

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Solution

The fourth proportional to 36,709.97, 55,068.59 and 11,743.75 is: 17,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709.97 : 55,068.59 = 11,743.75 : x
  2. Step 2: Convert to fraction form
    36,709.97/55,068.59 = 11,743.75/x
  3. Step 3: Cross multiply
    36,709.97x = 55,068.59 × 11,743.75
  4. Step 4: Simplify right side
    36,709.97x = 646,711,753.81
  5. Step 5: Solve for x
    x = 646,711,753.81/36,709.97
  6. Step 6: Final answer
    x = 17,616.79

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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.