Home / 17,828.16-26,722.18-6,727.31

Finding the Fourth Proportional to 17,828.16, 26,722.18 and 6,727.31

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Solution

The fourth proportional to 17,828.16, 26,722.18 and 6,727.31 is: 10,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.16 : 26,722.18 = 6,727.31 : x
  2. Step 2: Convert to fraction form
    17,828.16/26,722.18 = 6,727.31/x
  3. Step 3: Cross multiply
    17,828.16x = 26,722.18 × 6,727.31
  4. Step 4: Simplify right side
    17,828.16x = 179,768,388.74
  5. Step 5: Solve for x
    x = 179,768,388.74/17,828.16
  6. Step 6: Final answer
    x = 10,083.40

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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.