Home / 21,374.03-32,062.43-8,226.41

Finding the Fourth Proportional to 21,374.03, 32,062.43 and 8,226.41

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Solution

The fourth proportional to 21,374.03, 32,062.43 and 8,226.41 is: 12,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374.03 : 32,062.43 = 8,226.41 : x
  2. Step 2: Convert to fraction form
    21,374.03/32,062.43 = 8,226.41/x
  3. Step 3: Cross multiply
    21,374.03x = 32,062.43 × 8,226.41
  4. Step 4: Simplify right side
    21,374.03x = 263,758,735.38
  5. Step 5: Solve for x
    x = 263,758,735.38/21,374.03
  6. Step 6: Final answer
    x = 12,340.15

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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.