Home / 18,642.77-27,968.48-6,162.04

Finding the Fourth Proportional to 18,642.77, 27,968.48 and 6,162.04

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Solution

The fourth proportional to 18,642.77, 27,968.48 and 6,162.04 is: 9,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,642.77 : 27,968.48 = 6,162.04 : x
  2. Step 2: Convert to fraction form
    18,642.77/27,968.48 = 6,162.04/x
  3. Step 3: Cross multiply
    18,642.77x = 27,968.48 × 6,162.04
  4. Step 4: Simplify right side
    18,642.77x = 172,342,752.66
  5. Step 5: Solve for x
    x = 172,342,752.66/18,642.77
  6. Step 6: Final answer
    x = 9,244.48

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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.