Home / 23,812.88-32,866.32-13,747.84

Finding the Fourth Proportional to 23,812.88, 32,866.32 and 13,747.84

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Solution

The fourth proportional to 23,812.88, 32,866.32 and 13,747.84 is: 18,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,812.88 : 32,866.32 = 13,747.84 : x
  2. Step 2: Convert to fraction form
    23,812.88/32,866.32 = 13,747.84/x
  3. Step 3: Cross multiply
    23,812.88x = 32,866.32 × 13,747.84
  4. Step 4: Simplify right side
    23,812.88x = 451,840,908.75
  5. Step 5: Solve for x
    x = 451,840,908.75/23,812.88
  6. Step 6: Final answer
    x = 18,974.64

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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.