Home / 12,363.26-18,539.19-5,339.93

Finding the Fourth Proportional to 12,363.26, 18,539.19 and 5,339.93

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Solution

The fourth proportional to 12,363.26, 18,539.19 and 5,339.93 is: 8,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.26 : 18,539.19 = 5,339.93 : x
  2. Step 2: Convert to fraction form
    12,363.26/18,539.19 = 5,339.93/x
  3. Step 3: Cross multiply
    12,363.26x = 18,539.19 × 5,339.93
  4. Step 4: Simplify right side
    12,363.26x = 98,997,884.16
  5. Step 5: Solve for x
    x = 98,997,884.16/12,363.26
  6. Step 6: Final answer
    x = 8,007.43

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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.