Home / 21,571.67-32,360.18-8,433.27

Finding the Fourth Proportional to 21,571.67, 32,360.18 and 8,433.27

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Solution

The fourth proportional to 21,571.67, 32,360.18 and 8,433.27 is: 12,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571.67 : 32,360.18 = 8,433.27 : x
  2. Step 2: Convert to fraction form
    21,571.67/32,360.18 = 8,433.27/x
  3. Step 3: Cross multiply
    21,571.67x = 32,360.18 × 8,433.27
  4. Step 4: Simplify right side
    21,571.67x = 272,902,093.02
  5. Step 5: Solve for x
    x = 272,902,093.02/21,571.67
  6. Step 6: Final answer
    x = 12,650.95

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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.