Home / 28,206.44-38,911.04-23,728.56

Finding the Fourth Proportional to 28,206.44, 38,911.04 and 23,728.56

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Solution

The fourth proportional to 28,206.44, 38,911.04 and 23,728.56 is: 32,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.44 : 38,911.04 = 23,728.56 : x
  2. Step 2: Convert to fraction form
    28,206.44/38,911.04 = 23,728.56/x
  3. Step 3: Cross multiply
    28,206.44x = 38,911.04 × 23,728.56
  4. Step 4: Simplify right side
    28,206.44x = 923,302,947.30
  5. Step 5: Solve for x
    x = 923,302,947.30/28,206.44
  6. Step 6: Final answer
    x = 32,733.76

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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.