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Finding the Fourth Proportional to 32,630.28, 48,945.45 and 8,936.09

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Solution

The fourth proportional to 32,630.28, 48,945.45 and 8,936.09 is: 13,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630.28 : 48,945.45 = 8,936.09 : x
  2. Step 2: Convert to fraction form
    32,630.28/48,945.45 = 8,936.09/x
  3. Step 3: Cross multiply
    32,630.28x = 48,945.45 × 8,936.09
  4. Step 4: Simplify right side
    32,630.28x = 437,380,946.29
  5. Step 5: Solve for x
    x = 437,380,946.29/32,630.28
  6. Step 6: Final answer
    x = 13,404.14

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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.