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Finding the Fourth Proportional to 32,280.44, 48,423.45 and 8,906.88

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Solution

The fourth proportional to 32,280.44, 48,423.45 and 8,906.88 is: 13,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,280.44 : 48,423.45 = 8,906.88 : x
  2. Step 2: Convert to fraction form
    32,280.44/48,423.45 = 8,906.88/x
  3. Step 3: Cross multiply
    32,280.44x = 48,423.45 × 8,906.88
  4. Step 4: Simplify right side
    32,280.44x = 431,301,858.34
  5. Step 5: Solve for x
    x = 431,301,858.34/32,280.44
  6. Step 6: Final answer
    x = 13,361.09

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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.