Home / 29,571.87-40,809.25-16,143.13

Finding the Fourth Proportional to 29,571.87, 40,809.25 and 16,143.13

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Solution

The fourth proportional to 29,571.87, 40,809.25 and 16,143.13 is: 22,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,571.87 : 40,809.25 = 16,143.13 : x
  2. Step 2: Convert to fraction form
    29,571.87/40,809.25 = 16,143.13/x
  3. Step 3: Cross multiply
    29,571.87x = 40,809.25 × 16,143.13
  4. Step 4: Simplify right side
    29,571.87x = 658,789,099.14
  5. Step 5: Solve for x
    x = 658,789,099.14/29,571.87
  6. Step 6: Final answer
    x = 22,277.56

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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.