Home / 21,804.29-32,706.46-6,221.91

Finding the Fourth Proportional to 21,804.29, 32,706.46 and 6,221.91

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Solution

The fourth proportional to 21,804.29, 32,706.46 and 6,221.91 is: 9,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804.29 : 32,706.46 = 6,221.91 : x
  2. Step 2: Convert to fraction form
    21,804.29/32,706.46 = 6,221.91/x
  3. Step 3: Cross multiply
    21,804.29x = 32,706.46 × 6,221.91
  4. Step 4: Simplify right side
    21,804.29x = 203,496,650.54
  5. Step 5: Solve for x
    x = 203,496,650.54/21,804.29
  6. Step 6: Final answer
    x = 9,332.87

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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.