Home / 26,977.78-40,470.36-9,203.66

Finding the Fourth Proportional to 26,977.78, 40,470.36 and 9,203.66

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Solution

The fourth proportional to 26,977.78, 40,470.36 and 9,203.66 is: 13,806.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.78 : 40,470.36 = 9,203.66 : x
  2. Step 2: Convert to fraction form
    26,977.78/40,470.36 = 9,203.66/x
  3. Step 3: Cross multiply
    26,977.78x = 40,470.36 × 9,203.66
  4. Step 4: Simplify right side
    26,977.78x = 372,475,488.68
  5. Step 5: Solve for x
    x = 372,475,488.68/26,977.78
  6. Step 6: Final answer
    x = 13,806.75

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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.