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Finding the Fourth Proportional to 21,468.32, 32,199.04 and 5,882.32

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Solution

The fourth proportional to 21,468.32, 32,199.04 and 5,882.32 is: 8,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,468.32 : 32,199.04 = 5,882.32 : x
  2. Step 2: Convert to fraction form
    21,468.32/32,199.04 = 5,882.32/x
  3. Step 3: Cross multiply
    21,468.32x = 32,199.04 × 5,882.32
  4. Step 4: Simplify right side
    21,468.32x = 189,405,056.97
  5. Step 5: Solve for x
    x = 189,405,056.97/21,468.32
  6. Step 6: Final answer
    x = 8,822.54

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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.