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Finding the Fourth Proportional to 21,375.04, 32,063.04 and 7,334.92

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Solution

The fourth proportional to 21,375.04, 32,063.04 and 7,334.92 is: 11,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.04 : 32,063.04 = 7,334.92 : x
  2. Step 2: Convert to fraction form
    21,375.04/32,063.04 = 7,334.92/x
  3. Step 3: Cross multiply
    21,375.04x = 32,063.04 × 7,334.92
  4. Step 4: Simplify right side
    21,375.04x = 235,179,833.36
  5. Step 5: Solve for x
    x = 235,179,833.36/21,375.04
  6. Step 6: Final answer
    x = 11,002.54

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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.