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Finding the Fourth Proportional to 21,806.03, 32,709.08 and 6,223.66

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Solution

The fourth proportional to 21,806.03, 32,709.08 and 6,223.66 is: 9,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806.03 : 32,709.08 = 6,223.66 : x
  2. Step 2: Convert to fraction form
    21,806.03/32,709.08 = 6,223.66/x
  3. Step 3: Cross multiply
    21,806.03x = 32,709.08 × 6,223.66
  4. Step 4: Simplify right side
    21,806.03x = 203,570,192.83
  5. Step 5: Solve for x
    x = 203,570,192.83/21,806.03
  6. Step 6: Final answer
    x = 9,335.50

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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.