Home / 37,864.80-52,255.20-21,954.24

Finding the Fourth Proportional to 37,864.80, 52,255.20 and 21,954.24

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Solution

The fourth proportional to 37,864.80, 52,255.20 and 21,954.24 is: 30,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,864.80 : 52,255.20 = 21,954.24 : x
  2. Step 2: Convert to fraction form
    37,864.80/52,255.20 = 21,954.24/x
  3. Step 3: Cross multiply
    37,864.80x = 52,255.20 × 21,954.24
  4. Step 4: Simplify right side
    37,864.80x = 1,147,223,202.05
  5. Step 5: Solve for x
    x = 1,147,223,202.05/37,864.80
  6. Step 6: Final answer
    x = 30,297.88

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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.