Home / 36,087.24-49,802.72-20,171.76

Finding the Fourth Proportional to 36,087.24, 49,802.72 and 20,171.76

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Solution

The fourth proportional to 36,087.24, 49,802.72 and 20,171.76 is: 27,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.24 : 49,802.72 = 20,171.76 : x
  2. Step 2: Convert to fraction form
    36,087.24/49,802.72 = 20,171.76/x
  3. Step 3: Cross multiply
    36,087.24x = 49,802.72 × 20,171.76
  4. Step 4: Simplify right side
    36,087.24x = 1,004,608,515.19
  5. Step 5: Solve for x
    x = 1,004,608,515.19/36,087.24
  6. Step 6: Final answer
    x = 27,838.33

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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.