Home / 29,571.62-40,809.82-16,143.66

Finding the Fourth Proportional to 29,571.62, 40,809.82 and 16,143.66

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Solution

The fourth proportional to 29,571.62, 40,809.82 and 16,143.66 is: 22,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,571.62 : 40,809.82 = 16,143.66 : x
  2. Step 2: Convert to fraction form
    29,571.62/40,809.82 = 16,143.66/x
  3. Step 3: Cross multiply
    29,571.62x = 40,809.82 × 16,143.66
  4. Step 4: Simplify right side
    29,571.62x = 658,819,858.74
  5. Step 5: Solve for x
    x = 658,819,858.74/29,571.62
  6. Step 6: Final answer
    x = 22,278.79

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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.