Home / 36,152.09-49,889.36-20,017.85

Finding the Fourth Proportional to 36,152.09, 49,889.36 and 20,017.85

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Solution

The fourth proportional to 36,152.09, 49,889.36 and 20,017.85 is: 27,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,152.09 : 49,889.36 = 20,017.85 : x
  2. Step 2: Convert to fraction form
    36,152.09/49,889.36 = 20,017.85/x
  3. Step 3: Cross multiply
    36,152.09x = 49,889.36 × 20,017.85
  4. Step 4: Simplify right side
    36,152.09x = 998,677,375.54
  5. Step 5: Solve for x
    x = 998,677,375.54/36,152.09
  6. Step 6: Final answer
    x = 27,624.34

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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.