Home / 36,833.28-50,835.72-21,727.64

Finding the Fourth Proportional to 36,833.28, 50,835.72 and 21,727.64

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Solution

The fourth proportional to 36,833.28, 50,835.72 and 21,727.64 is: 29,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,833.28 : 50,835.72 = 21,727.64 : x
  2. Step 2: Convert to fraction form
    36,833.28/50,835.72 = 21,727.64/x
  3. Step 3: Cross multiply
    36,833.28x = 50,835.72 × 21,727.64
  4. Step 4: Simplify right side
    36,833.28x = 1,104,539,969.12
  5. Step 5: Solve for x
    x = 1,104,539,969.12/36,833.28
  6. Step 6: Final answer
    x = 29,987.55

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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.