Home / 40,809.64-61,215.24-11,227.36

Finding the Fourth Proportional to 40,809.64, 61,215.24 and 11,227.36

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Solution

The fourth proportional to 40,809.64, 61,215.24 and 11,227.36 is: 16,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809.64 : 61,215.24 = 11,227.36 : x
  2. Step 2: Convert to fraction form
    40,809.64/61,215.24 = 11,227.36/x
  3. Step 3: Cross multiply
    40,809.64x = 61,215.24 × 11,227.36
  4. Step 4: Simplify right side
    40,809.64x = 687,285,536.97
  5. Step 5: Solve for x
    x = 687,285,536.97/40,809.64
  6. Step 6: Final answer
    x = 16,841.25

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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.