Home / 36,169.38-49,914.63-20,257.07

Finding the Fourth Proportional to 36,169.38, 49,914.63 and 20,257.07

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Solution

The fourth proportional to 36,169.38, 49,914.63 and 20,257.07 is: 27,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.38 : 49,914.63 = 20,257.07 : x
  2. Step 2: Convert to fraction form
    36,169.38/49,914.63 = 20,257.07/x
  3. Step 3: Cross multiply
    36,169.38x = 49,914.63 × 20,257.07
  4. Step 4: Simplify right side
    36,169.38x = 1,011,123,904.36
  5. Step 5: Solve for x
    x = 1,011,123,904.36/36,169.38
  6. Step 6: Final answer
    x = 27,955.25

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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.