Home / 36,159.62-49,896.41-20,241.90

Finding the Fourth Proportional to 36,159.62, 49,896.41 and 20,241.90

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Solution

The fourth proportional to 36,159.62, 49,896.41 and 20,241.90 is: 27,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159.62 : 49,896.41 = 20,241.90 : x
  2. Step 2: Convert to fraction form
    36,159.62/49,896.41 = 20,241.90/x
  3. Step 3: Cross multiply
    36,159.62x = 49,896.41 × 20,241.90
  4. Step 4: Simplify right side
    36,159.62x = 1,009,998,040.37
  5. Step 5: Solve for x
    x = 1,009,998,040.37/36,159.62
  6. Step 6: Final answer
    x = 27,931.66

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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.