Home / 21,904.39-32,857.17-6,322

Finding the Fourth Proportional to 21,904.39, 32,857.17 and 6,322

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Solution

The fourth proportional to 21,904.39, 32,857.17 and 6,322 is: 9,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904.39 : 32,857.17 = 6,322 : x
  2. Step 2: Convert to fraction form
    21,904.39/32,857.17 = 6,322/x
  3. Step 3: Cross multiply
    21,904.39x = 32,857.17 × 6,322
  4. Step 4: Simplify right side
    21,904.39x = 207,723,028.74
  5. Step 5: Solve for x
    x = 207,723,028.74/21,904.39
  6. Step 6: Final answer
    x = 9,483.17

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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.