Home / 21,922.68-32,891.67-6,932.10

Finding the Fourth Proportional to 21,922.68, 32,891.67 and 6,932.10

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Solution

The fourth proportional to 21,922.68, 32,891.67 and 6,932.10 is: 10,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.68 : 32,891.67 = 6,932.10 : x
  2. Step 2: Convert to fraction form
    21,922.68/32,891.67 = 6,932.10/x
  3. Step 3: Cross multiply
    21,922.68x = 32,891.67 × 6,932.10
  4. Step 4: Simplify right side
    21,922.68x = 228,008,345.61
  5. Step 5: Solve for x
    x = 228,008,345.61/21,922.68
  6. Step 6: Final answer
    x = 10,400.57

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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.