Home / 36,908.71-55,371.84-11,948.75

Finding the Fourth Proportional to 36,908.71, 55,371.84 and 11,948.75

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Solution

The fourth proportional to 36,908.71, 55,371.84 and 11,948.75 is: 17,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908.71 : 55,371.84 = 11,948.75 : x
  2. Step 2: Convert to fraction form
    36,908.71/55,371.84 = 11,948.75/x
  3. Step 3: Cross multiply
    36,908.71x = 55,371.84 × 11,948.75
  4. Step 4: Simplify right side
    36,908.71x = 661,624,273.20
  5. Step 5: Solve for x
    x = 661,624,273.20/36,908.71
  6. Step 6: Final answer
    x = 17,925.97

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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.