Home / 36,228.90-49,998.79-20,097.80

Finding the Fourth Proportional to 36,228.90, 49,998.79 and 20,097.80

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Solution

The fourth proportional to 36,228.90, 49,998.79 and 20,097.80 is: 27,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,228.90 : 49,998.79 = 20,097.80 : x
  2. Step 2: Convert to fraction form
    36,228.90/49,998.79 = 20,097.80/x
  3. Step 3: Cross multiply
    36,228.90x = 49,998.79 × 20,097.80
  4. Step 4: Simplify right side
    36,228.90x = 1,004,865,812.48
  5. Step 5: Solve for x
    x = 1,004,865,812.48/36,228.90
  6. Step 6: Final answer
    x = 27,736.58

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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.