Home / 41,421.82-62,126.52-13,338.16

Finding the Fourth Proportional to 41,421.82, 62,126.52 and 13,338.16

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Solution

The fourth proportional to 41,421.82, 62,126.52 and 13,338.16 is: 20,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.82 : 62,126.52 = 13,338.16 : x
  2. Step 2: Convert to fraction form
    41,421.82/62,126.52 = 13,338.16/x
  3. Step 3: Cross multiply
    41,421.82x = 62,126.52 × 13,338.16
  4. Step 4: Simplify right side
    41,421.82x = 828,653,464.00
  5. Step 5: Solve for x
    x = 828,653,464.00/41,421.82
  6. Step 6: Final answer
    x = 20,005.24

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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.