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Finding the Fourth Proportional to 32,611.85, 48,918.03 and 11,551.98

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Solution

The fourth proportional to 32,611.85, 48,918.03 and 11,551.98 is: 17,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611.85 : 48,918.03 = 11,551.98 : x
  2. Step 2: Convert to fraction form
    32,611.85/48,918.03 = 11,551.98/x
  3. Step 3: Cross multiply
    32,611.85x = 48,918.03 × 11,551.98
  4. Step 4: Simplify right side
    32,611.85x = 565,100,104.20
  5. Step 5: Solve for x
    x = 565,100,104.20/32,611.85
  6. Step 6: Final answer
    x = 17,328.06

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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.