Home / 36,103.24-49,827.11-20,188.56

Finding the Fourth Proportional to 36,103.24, 49,827.11 and 20,188.56

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Solution

The fourth proportional to 36,103.24, 49,827.11 and 20,188.56 is: 27,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.24 : 49,827.11 = 20,188.56 : x
  2. Step 2: Convert to fraction form
    36,103.24/49,827.11 = 20,188.56/x
  3. Step 3: Cross multiply
    36,103.24x = 49,827.11 × 20,188.56
  4. Step 4: Simplify right side
    36,103.24x = 1,005,937,599.86
  5. Step 5: Solve for x
    x = 1,005,937,599.86/36,103.24
  6. Step 6: Final answer
    x = 27,862.81

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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.