Home / 23,255.75-32,177.45-20,277.79

Finding the Fourth Proportional to 23,255.75, 32,177.45 and 20,277.79

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Solution

The fourth proportional to 23,255.75, 32,177.45 and 20,277.79 is: 28,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,255.75 : 32,177.45 = 20,277.79 : x
  2. Step 2: Convert to fraction form
    23,255.75/32,177.45 = 20,277.79/x
  3. Step 3: Cross multiply
    23,255.75x = 32,177.45 × 20,277.79
  4. Step 4: Simplify right side
    23,255.75x = 652,487,573.84
  5. Step 5: Solve for x
    x = 652,487,573.84/23,255.75
  6. Step 6: Final answer
    x = 28,057.04

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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.