Home / 57,728.30-86,597.91-22,659.75

Finding the Fourth Proportional to 57,728.30, 86,597.91 and 22,659.75

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Solution

The fourth proportional to 57,728.30, 86,597.91 and 22,659.75 is: 33,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,728.30 : 86,597.91 = 22,659.75 : x
  2. Step 2: Convert to fraction form
    57,728.30/86,597.91 = 22,659.75/x
  3. Step 3: Cross multiply
    57,728.30x = 86,597.91 × 22,659.75
  4. Step 4: Simplify right side
    57,728.30x = 1,962,286,991.12
  5. Step 5: Solve for x
    x = 1,962,286,991.12/57,728.30
  6. Step 6: Final answer
    x = 33,991.77

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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.