Home / 21,806.06-32,709.11-6,223.68

Finding the Fourth Proportional to 21,806.06, 32,709.11 and 6,223.68

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Solution

The fourth proportional to 21,806.06, 32,709.11 and 6,223.68 is: 9,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806.06 : 32,709.11 = 6,223.68 : x
  2. Step 2: Convert to fraction form
    21,806.06/32,709.11 = 6,223.68/x
  3. Step 3: Cross multiply
    21,806.06x = 32,709.11 × 6,223.68
  4. Step 4: Simplify right side
    21,806.06x = 203,571,002.61
  5. Step 5: Solve for x
    x = 203,571,002.61/21,806.06
  6. Step 6: Final answer
    x = 9,335.53

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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.