Home / 21,339.27-32,003.37-6,342.86

Finding the Fourth Proportional to 21,339.27, 32,003.37 and 6,342.86

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Solution

The fourth proportional to 21,339.27, 32,003.37 and 6,342.86 is: 9,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339.27 : 32,003.37 = 6,342.86 : x
  2. Step 2: Convert to fraction form
    21,339.27/32,003.37 = 6,342.86/x
  3. Step 3: Cross multiply
    21,339.27x = 32,003.37 × 6,342.86
  4. Step 4: Simplify right side
    21,339.27x = 202,992,975.45
  5. Step 5: Solve for x
    x = 202,992,975.45/21,339.27
  6. Step 6: Final answer
    x = 9,512.65

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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.