Home / 21,716.21-32,573.97-6,925.03

Finding the Fourth Proportional to 21,716.21, 32,573.97 and 6,925.03

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Solution

The fourth proportional to 21,716.21, 32,573.97 and 6,925.03 is: 10,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716.21 : 32,573.97 = 6,925.03 : x
  2. Step 2: Convert to fraction form
    21,716.21/32,573.97 = 6,925.03/x
  3. Step 3: Cross multiply
    21,716.21x = 32,573.97 × 6,925.03
  4. Step 4: Simplify right side
    21,716.21x = 225,575,719.47
  5. Step 5: Solve for x
    x = 225,575,719.47/21,716.21
  6. Step 6: Final answer
    x = 10,387.43

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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.