Home / 36,134.29-49,867.41-20,218.60

Finding the Fourth Proportional to 36,134.29, 49,867.41 and 20,218.60

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Solution

The fourth proportional to 36,134.29, 49,867.41 and 20,218.60 is: 27,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,134.29 : 49,867.41 = 20,218.60 : x
  2. Step 2: Convert to fraction form
    36,134.29/49,867.41 = 20,218.60/x
  3. Step 3: Cross multiply
    36,134.29x = 49,867.41 × 20,218.60
  4. Step 4: Simplify right side
    36,134.29x = 1,008,249,215.83
  5. Step 5: Solve for x
    x = 1,008,249,215.83/36,134.29
  6. Step 6: Final answer
    x = 27,902.84

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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.