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Finding the Fourth Proportional to 32,363.94, 48,469.32 and 20,641.62

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Solution

The fourth proportional to 32,363.94, 48,469.32 and 20,641.62 is: 30,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,363.94 : 48,469.32 = 20,641.62 : x
  2. Step 2: Convert to fraction form
    32,363.94/48,469.32 = 20,641.62/x
  3. Step 3: Cross multiply
    32,363.94x = 48,469.32 × 20,641.62
  4. Step 4: Simplify right side
    32,363.94x = 1,000,485,285.10
  5. Step 5: Solve for x
    x = 1,000,485,285.10/32,363.94
  6. Step 6: Final answer
    x = 30,913.58

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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.