Home / 33,855.11-46,719.47-18,747.44

Finding the Fourth Proportional to 33,855.11, 46,719.47 and 18,747.44

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Solution

The fourth proportional to 33,855.11, 46,719.47 and 18,747.44 is: 25,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,855.11 : 46,719.47 = 18,747.44 : x
  2. Step 2: Convert to fraction form
    33,855.11/46,719.47 = 18,747.44/x
  3. Step 3: Cross multiply
    33,855.11x = 46,719.47 × 18,747.44
  4. Step 4: Simplify right side
    33,855.11x = 875,870,460.66
  5. Step 5: Solve for x
    x = 875,870,460.66/33,855.11
  6. Step 6: Final answer
    x = 25,871.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.