Home / 12,246.69-18,342.48-5,663.01

Finding the Fourth Proportional to 12,246.69, 18,342.48 and 5,663.01

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Solution

The fourth proportional to 12,246.69, 18,342.48 and 5,663.01 is: 8,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.69 : 18,342.48 = 5,663.01 : x
  2. Step 2: Convert to fraction form
    12,246.69/18,342.48 = 5,663.01/x
  3. Step 3: Cross multiply
    12,246.69x = 18,342.48 × 5,663.01
  4. Step 4: Simplify right side
    12,246.69x = 103,873,647.66
  5. Step 5: Solve for x
    x = 103,873,647.66/12,246.69
  6. Step 6: Final answer
    x = 8,481.77

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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.