Home / 36,197.78-49,952.31-20,282.18

Finding the Fourth Proportional to 36,197.78, 49,952.31 and 20,282.18

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Solution

The fourth proportional to 36,197.78, 49,952.31 and 20,282.18 is: 27,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.78 : 49,952.31 = 20,282.18 : x
  2. Step 2: Convert to fraction form
    36,197.78/49,952.31 = 20,282.18/x
  3. Step 3: Cross multiply
    36,197.78x = 49,952.31 × 20,282.18
  4. Step 4: Simplify right side
    36,197.78x = 1,013,141,742.84
  5. Step 5: Solve for x
    x = 1,013,141,742.84/36,197.78
  6. Step 6: Final answer
    x = 27,989.06

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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.