Home / 16,371.47-22,591.58-9,657.38

Finding the Fourth Proportional to 16,371.47, 22,591.58 and 9,657.38

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Solution

The fourth proportional to 16,371.47, 22,591.58 and 9,657.38 is: 13,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.47 : 22,591.58 = 9,657.38 : x
  2. Step 2: Convert to fraction form
    16,371.47/22,591.58 = 9,657.38/x
  3. Step 3: Cross multiply
    16,371.47x = 22,591.58 × 9,657.38
  4. Step 4: Simplify right side
    16,371.47x = 218,175,311.62
  5. Step 5: Solve for x
    x = 218,175,311.62/16,371.47
  6. Step 6: Final answer
    x = 13,326.56

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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.