Home / 21,926.64-32,891.72-6,344.56

Finding the Fourth Proportional to 21,926.64, 32,891.72 and 6,344.56

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Solution

The fourth proportional to 21,926.64, 32,891.72 and 6,344.56 is: 9,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926.64 : 32,891.72 = 6,344.56 : x
  2. Step 2: Convert to fraction form
    21,926.64/32,891.72 = 6,344.56/x
  3. Step 3: Cross multiply
    21,926.64x = 32,891.72 × 6,344.56
  4. Step 4: Simplify right side
    21,926.64x = 208,683,491.04
  5. Step 5: Solve for x
    x = 208,683,491.04/21,926.64
  6. Step 6: Final answer
    x = 9,517.35

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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.