Home / 37,910.92-52,326.68-21,993.36

Finding the Fourth Proportional to 37,910.92, 52,326.68 and 21,993.36

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Solution

The fourth proportional to 37,910.92, 52,326.68 and 21,993.36 is: 30,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910.92 : 52,326.68 = 21,993.36 : x
  2. Step 2: Convert to fraction form
    37,910.92/52,326.68 = 21,993.36/x
  3. Step 3: Cross multiply
    37,910.92x = 52,326.68 × 21,993.36
  4. Step 4: Simplify right side
    37,910.92x = 1,150,839,510.84
  5. Step 5: Solve for x
    x = 1,150,839,510.84/37,910.92
  6. Step 6: Final answer
    x = 30,356.41

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Double scale
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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.