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Finding the Fourth Proportional to 44,969.03, 67,486.45 and 21,611.87

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Solution

The fourth proportional to 44,969.03, 67,486.45 and 21,611.87 is: 32,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,969.03 : 67,486.45 = 21,611.87 : x
  2. Step 2: Convert to fraction form
    44,969.03/67,486.45 = 21,611.87/x
  3. Step 3: Cross multiply
    44,969.03x = 67,486.45 × 21,611.87
  4. Step 4: Simplify right side
    44,969.03x = 1,458,508,384.16
  5. Step 5: Solve for x
    x = 1,458,508,384.16/44,969.03
  6. Step 6: Final answer
    x = 32,433.62

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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.