Home / 36,943.31-50,981.78-20,176.31

Finding the Fourth Proportional to 36,943.31, 50,981.78 and 20,176.31

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Solution

The fourth proportional to 36,943.31, 50,981.78 and 20,176.31 is: 27,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,943.31 : 50,981.78 = 20,176.31 : x
  2. Step 2: Convert to fraction form
    36,943.31/50,981.78 = 20,176.31/x
  3. Step 3: Cross multiply
    36,943.31x = 50,981.78 × 20,176.31
  4. Step 4: Simplify right side
    36,943.31x = 1,028,624,224.20
  5. Step 5: Solve for x
    x = 1,028,624,224.20/36,943.31
  6. Step 6: Final answer
    x = 27,843.31

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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.