Home / 26,901.96-40,352.81-6,911.43

Finding the Fourth Proportional to 26,901.96, 40,352.81 and 6,911.43

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Solution

The fourth proportional to 26,901.96, 40,352.81 and 6,911.43 is: 10,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.96 : 40,352.81 = 6,911.43 : x
  2. Step 2: Convert to fraction form
    26,901.96/40,352.81 = 6,911.43/x
  3. Step 3: Cross multiply
    26,901.96x = 40,352.81 × 6,911.43
  4. Step 4: Simplify right side
    26,901.96x = 278,895,587.06
  5. Step 5: Solve for x
    x = 278,895,587.06/26,901.96
  6. Step 6: Final answer
    x = 10,367.11

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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.