Home / 21,371.79-32,045.94-6,576.60

Finding the Fourth Proportional to 21,371.79, 32,045.94 and 6,576.60

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Solution

The fourth proportional to 21,371.79, 32,045.94 and 6,576.60 is: 9,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.79 : 32,045.94 = 6,576.60 : x
  2. Step 2: Convert to fraction form
    21,371.79/32,045.94 = 6,576.60/x
  3. Step 3: Cross multiply
    21,371.79x = 32,045.94 × 6,576.60
  4. Step 4: Simplify right side
    21,371.79x = 210,753,329.00
  5. Step 5: Solve for x
    x = 210,753,329.00/21,371.79
  6. Step 6: Final answer
    x = 9,861.29

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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.