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Finding the Fourth Proportional to 32,502.53, 48,758.96 and 12,511.33

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Solution

The fourth proportional to 32,502.53, 48,758.96 and 12,511.33 is: 18,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,502.53 : 48,758.96 = 12,511.33 : x
  2. Step 2: Convert to fraction form
    32,502.53/48,758.96 = 12,511.33/x
  3. Step 3: Cross multiply
    32,502.53x = 48,758.96 × 12,511.33
  4. Step 4: Simplify right side
    32,502.53x = 610,039,439.02
  5. Step 5: Solve for x
    x = 610,039,439.02/32,502.53
  6. Step 6: Final answer
    x = 18,768.98

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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.