Home / 36,135.59-49,867.07-20,223.09

Finding the Fourth Proportional to 36,135.59, 49,867.07 and 20,223.09

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Solution

The fourth proportional to 36,135.59, 49,867.07 and 20,223.09 is: 27,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.59 : 49,867.07 = 20,223.09 : x
  2. Step 2: Convert to fraction form
    36,135.59/49,867.07 = 20,223.09/x
  3. Step 3: Cross multiply
    36,135.59x = 49,867.07 × 20,223.09
  4. Step 4: Simplify right side
    36,135.59x = 1,008,466,143.53
  5. Step 5: Solve for x
    x = 1,008,466,143.53/36,135.59
  6. Step 6: Final answer
    x = 27,907.84

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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.