Home / 21,863.91-32,795.88-6,281.52

Finding the Fourth Proportional to 21,863.91, 32,795.88 and 6,281.52

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Solution

The fourth proportional to 21,863.91, 32,795.88 and 6,281.52 is: 9,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,863.91 : 32,795.88 = 6,281.52 : x
  2. Step 2: Convert to fraction form
    21,863.91/32,795.88 = 6,281.52/x
  3. Step 3: Cross multiply
    21,863.91x = 32,795.88 × 6,281.52
  4. Step 4: Simplify right side
    21,863.91x = 206,007,976.14
  5. Step 5: Solve for x
    x = 206,007,976.14/21,863.91
  6. Step 6: Final answer
    x = 9,422.28

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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.