Home / 16,473.82-22,755.99-15,696.22

Finding the Fourth Proportional to 16,473.82, 22,755.99 and 15,696.22

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Solution

The fourth proportional to 16,473.82, 22,755.99 and 15,696.22 is: 21,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,473.82 : 22,755.99 = 15,696.22 : x
  2. Step 2: Convert to fraction form
    16,473.82/22,755.99 = 15,696.22/x
  3. Step 3: Cross multiply
    16,473.82x = 22,755.99 × 15,696.22
  4. Step 4: Simplify right side
    16,473.82x = 357,183,025.36
  5. Step 5: Solve for x
    x = 357,183,025.36/16,473.82
  6. Step 6: Final answer
    x = 21,681.86

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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.