Home / 17,317.23-25,979.81-5,470.94

Finding the Fourth Proportional to 17,317.23, 25,979.81 and 5,470.94

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Solution

The fourth proportional to 17,317.23, 25,979.81 and 5,470.94 is: 8,207.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317.23 : 25,979.81 = 5,470.94 : x
  2. Step 2: Convert to fraction form
    17,317.23/25,979.81 = 5,470.94/x
  3. Step 3: Cross multiply
    17,317.23x = 25,979.81 × 5,470.94
  4. Step 4: Simplify right side
    17,317.23x = 142,134,019.32
  5. Step 5: Solve for x
    x = 142,134,019.32/17,317.23
  6. Step 6: Final answer
    x = 8,207.66

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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.