Home / 36,103.53-49,823.73-20,187.84

Finding the Fourth Proportional to 36,103.53, 49,823.73 and 20,187.84

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Solution

The fourth proportional to 36,103.53, 49,823.73 and 20,187.84 is: 27,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.53 : 49,823.73 = 20,187.84 : x
  2. Step 2: Convert to fraction form
    36,103.53/49,823.73 = 20,187.84/x
  3. Step 3: Cross multiply
    36,103.53x = 49,823.73 × 20,187.84
  4. Step 4: Simplify right side
    36,103.53x = 1,005,833,489.44
  5. Step 5: Solve for x
    x = 1,005,833,489.44/36,103.53
  6. Step 6: Final answer
    x = 27,859.70

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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.