Home / 17,020.05-25,522.29-9,121.32

Finding the Fourth Proportional to 17,020.05, 25,522.29 and 9,121.32

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Solution

The fourth proportional to 17,020.05, 25,522.29 and 9,121.32 is: 13,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.05 : 25,522.29 = 9,121.32 : x
  2. Step 2: Convert to fraction form
    17,020.05/25,522.29 = 9,121.32/x
  3. Step 3: Cross multiply
    17,020.05x = 25,522.29 × 9,121.32
  4. Step 4: Simplify right side
    17,020.05x = 232,796,974.22
  5. Step 5: Solve for x
    x = 232,796,974.22/17,020.05
  6. Step 6: Final answer
    x = 13,677.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.