Home / 17,930.11-26,895.30-6,243.31

Finding the Fourth Proportional to 17,930.11, 26,895.30 and 6,243.31

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Solution

The fourth proportional to 17,930.11, 26,895.30 and 6,243.31 is: 9,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,930.11 : 26,895.30 = 6,243.31 : x
  2. Step 2: Convert to fraction form
    17,930.11/26,895.30 = 6,243.31/x
  3. Step 3: Cross multiply
    17,930.11x = 26,895.30 × 6,243.31
  4. Step 4: Simplify right side
    17,930.11x = 167,915,695.44
  5. Step 5: Solve for x
    x = 167,915,695.44/17,930.11
  6. Step 6: Final answer
    x = 9,365.01

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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.