Home / 29,474.82-40,671.72-16,729.47

Finding the Fourth Proportional to 29,474.82, 40,671.72 and 16,729.47

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Solution

The fourth proportional to 29,474.82, 40,671.72 and 16,729.47 is: 23,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,474.82 : 40,671.72 = 16,729.47 : x
  2. Step 2: Convert to fraction form
    29,474.82/40,671.72 = 16,729.47/x
  3. Step 3: Cross multiply
    29,474.82x = 40,671.72 × 16,729.47
  4. Step 4: Simplify right side
    29,474.82x = 680,416,319.59
  5. Step 5: Solve for x
    x = 680,416,319.59/29,474.82
  6. Step 6: Final answer
    x = 23,084.66

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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.