Home / 26,695.22-40,040.09-6,971.21

Finding the Fourth Proportional to 26,695.22, 40,040.09 and 6,971.21

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Solution

The fourth proportional to 26,695.22, 40,040.09 and 6,971.21 is: 10,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.22 : 40,040.09 = 6,971.21 : x
  2. Step 2: Convert to fraction form
    26,695.22/40,040.09 = 6,971.21/x
  3. Step 3: Cross multiply
    26,695.22x = 40,040.09 × 6,971.21
  4. Step 4: Simplify right side
    26,695.22x = 279,127,640.75
  5. Step 5: Solve for x
    x = 279,127,640.75/26,695.22
  6. Step 6: Final answer
    x = 10,456.09

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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.