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Finding the Third Proportional to 32,480 and 48,704

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Solution

The third proportional to 32,480 and 48,704 is: 73,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480 : 48,704 = 48,704 : x
  2. Step 2: Convert to fraction form
    32,480/48,704 = 48,704/x
  3. Step 3: Cross multiply
    32,480x = 48,704 × 48,704
  4. Step 4: Simplify right side
    32,480x = 2,372,079,616
  5. Step 5: Solve for x
    x = 2,372,079,616/32,480
  6. Step 6: Final answer
    x = 73,032.01

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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.