Home / 36,943.12-50,969.48-21,836.24

Finding the Fourth Proportional to 36,943.12, 50,969.48 and 21,836.24

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Solution

The fourth proportional to 36,943.12, 50,969.48 and 21,836.24 is: 30,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,943.12 : 50,969.48 = 21,836.24 : x
  2. Step 2: Convert to fraction form
    36,943.12/50,969.48 = 21,836.24/x
  3. Step 3: Cross multiply
    36,943.12x = 50,969.48 × 21,836.24
  4. Step 4: Simplify right side
    36,943.12x = 1,112,981,797.96
  5. Step 5: Solve for x
    x = 1,112,981,797.96/36,943.12
  6. Step 6: Final answer
    x = 30,126.90

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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.