Home / 22,334.87-30,812.30-13,834.73

Finding the Fourth Proportional to 22,334.87, 30,812.30 and 13,834.73

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Solution

The fourth proportional to 22,334.87, 30,812.30 and 13,834.73 is: 19,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,334.87 : 30,812.30 = 13,834.73 : x
  2. Step 2: Convert to fraction form
    22,334.87/30,812.30 = 13,834.73/x
  3. Step 3: Cross multiply
    22,334.87x = 30,812.30 × 13,834.73
  4. Step 4: Simplify right side
    22,334.87x = 426,279,910.92
  5. Step 5: Solve for x
    x = 426,279,910.92/22,334.87
  6. Step 6: Final answer
    x = 19,085.84

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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.