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Finding the Fourth Proportional to 32,611.16, 48,938.65 and 11,551.12

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Solution

The fourth proportional to 32,611.16, 48,938.65 and 11,551.12 is: 17,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611.16 : 48,938.65 = 11,551.12 : x
  2. Step 2: Convert to fraction form
    32,611.16/48,938.65 = 11,551.12/x
  3. Step 3: Cross multiply
    32,611.16x = 48,938.65 × 11,551.12
  4. Step 4: Simplify right side
    32,611.16x = 565,295,974.09
  5. Step 5: Solve for x
    x = 565,295,974.09/32,611.16
  6. Step 6: Final answer
    x = 17,334.44

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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.