Home / 12,239.10-18,345.99-4,833.37

Finding the Fourth Proportional to 12,239.10, 18,345.99 and 4,833.37

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Solution

The fourth proportional to 12,239.10, 18,345.99 and 4,833.37 is: 7,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239.10 : 18,345.99 = 4,833.37 : x
  2. Step 2: Convert to fraction form
    12,239.10/18,345.99 = 4,833.37/x
  3. Step 3: Cross multiply
    12,239.10x = 18,345.99 × 4,833.37
  4. Step 4: Simplify right side
    12,239.10x = 88,672,998.74
  5. Step 5: Solve for x
    x = 88,672,998.74/12,239.10
  6. Step 6: Final answer
    x = 7,245.06

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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.