Home / 17,318.23-25,981.31-5,471.94

Finding the Fourth Proportional to 17,318.23, 25,981.31 and 5,471.94

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Solution

The fourth proportional to 17,318.23, 25,981.31 and 5,471.94 is: 8,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.23 : 25,981.31 = 5,471.94 : x
  2. Step 2: Convert to fraction form
    17,318.23/25,981.31 = 5,471.94/x
  3. Step 3: Cross multiply
    17,318.23x = 25,981.31 × 5,471.94
  4. Step 4: Simplify right side
    17,318.23x = 142,168,169.44
  5. Step 5: Solve for x
    x = 142,168,169.44/17,318.23
  6. Step 6: Final answer
    x = 8,209.16

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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.