Home / 36,803.55-55,213.47-13,429.92

Finding the Fourth Proportional to 36,803.55, 55,213.47 and 13,429.92

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Solution

The fourth proportional to 36,803.55, 55,213.47 and 13,429.92 is: 20,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,803.55 : 55,213.47 = 13,429.92 : x
  2. Step 2: Convert to fraction form
    36,803.55/55,213.47 = 13,429.92/x
  3. Step 3: Cross multiply
    36,803.55x = 55,213.47 × 13,429.92
  4. Step 4: Simplify right side
    36,803.55x = 741,512,485.02
  5. Step 5: Solve for x
    x = 741,512,485.02/36,803.55
  6. Step 6: Final answer
    x = 20,147.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.