Home / 24,991.11-34,488.65-13,661.37

Finding the Fourth Proportional to 24,991.11, 34,488.65 and 13,661.37

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Solution

The fourth proportional to 24,991.11, 34,488.65 and 13,661.37 is: 18,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.11 : 34,488.65 = 13,661.37 : x
  2. Step 2: Convert to fraction form
    24,991.11/34,488.65 = 13,661.37/x
  3. Step 3: Cross multiply
    24,991.11x = 34,488.65 × 13,661.37
  4. Step 4: Simplify right side
    24,991.11x = 471,162,140.14
  5. Step 5: Solve for x
    x = 471,162,140.14/24,991.11
  6. Step 6: Final answer
    x = 18,853.19

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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.