Home / 22,376.79-33,540.21-9,894.56

Finding the Fourth Proportional to 22,376.79, 33,540.21 and 9,894.56

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Solution

The fourth proportional to 22,376.79, 33,540.21 and 9,894.56 is: 14,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,376.79 : 33,540.21 = 9,894.56 : x
  2. Step 2: Convert to fraction form
    22,376.79/33,540.21 = 9,894.56/x
  3. Step 3: Cross multiply
    22,376.79x = 33,540.21 × 9,894.56
  4. Step 4: Simplify right side
    22,376.79x = 331,865,452.56
  5. Step 5: Solve for x
    x = 331,865,452.56/22,376.79
  6. Step 6: Final answer
    x = 14,830.79

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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.