Home / 21,591.36-32,359.50-9,732.42

Finding the Fourth Proportional to 21,591.36, 32,359.50 and 9,732.42

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Solution

The fourth proportional to 21,591.36, 32,359.50 and 9,732.42 is: 14,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591.36 : 32,359.50 = 9,732.42 : x
  2. Step 2: Convert to fraction form
    21,591.36/32,359.50 = 9,732.42/x
  3. Step 3: Cross multiply
    21,591.36x = 32,359.50 × 9,732.42
  4. Step 4: Simplify right side
    21,591.36x = 314,936,244.99
  5. Step 5: Solve for x
    x = 314,936,244.99/21,591.36
  6. Step 6: Final answer
    x = 14,586.22

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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.