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Finding the Fourth Proportional to 44,762.73, 67,144.09 and 21,055.53

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Solution

The fourth proportional to 44,762.73, 67,144.09 and 21,055.53 is: 31,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,762.73 : 67,144.09 = 21,055.53 : x
  2. Step 2: Convert to fraction form
    44,762.73/67,144.09 = 21,055.53/x
  3. Step 3: Cross multiply
    44,762.73x = 67,144.09 × 21,055.53
  4. Step 4: Simplify right side
    44,762.73x = 1,413,754,401.32
  5. Step 5: Solve for x
    x = 1,413,754,401.32/44,762.73
  6. Step 6: Final answer
    x = 31,583.29

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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.