Home / 21,371.61-32,057.07-8,226.83

Finding the Fourth Proportional to 21,371.61, 32,057.07 and 8,226.83

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Solution

The fourth proportional to 21,371.61, 32,057.07 and 8,226.83 is: 12,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.61 : 32,057.07 = 8,226.83 : x
  2. Step 2: Convert to fraction form
    21,371.61/32,057.07 = 8,226.83/x
  3. Step 3: Cross multiply
    21,371.61x = 32,057.07 × 8,226.83
  4. Step 4: Simplify right side
    21,371.61x = 263,728,114.48
  5. Step 5: Solve for x
    x = 263,728,114.48/21,371.61
  6. Step 6: Final answer
    x = 12,340.11

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1.5x scale

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.