Home / 29,571.96-40,809.39-16,143.23

Finding the Fourth Proportional to 29,571.96, 40,809.39 and 16,143.23

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Solution

The fourth proportional to 29,571.96, 40,809.39 and 16,143.23 is: 22,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,571.96 : 40,809.39 = 16,143.23 : x
  2. Step 2: Convert to fraction form
    29,571.96/40,809.39 = 16,143.23/x
  3. Step 3: Cross multiply
    29,571.96x = 40,809.39 × 16,143.23
  4. Step 4: Simplify right side
    29,571.96x = 658,795,368.93
  5. Step 5: Solve for x
    x = 658,795,368.93/29,571.96
  6. Step 6: Final answer
    x = 22,277.70

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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.