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Finding the Fourth Proportional to 44,699.54, 67,063.91 and 21,322.94

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Solution

The fourth proportional to 44,699.54, 67,063.91 and 21,322.94 is: 31,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,699.54 : 67,063.91 = 21,322.94 : x
  2. Step 2: Convert to fraction form
    44,699.54/67,063.91 = 21,322.94/x
  3. Step 3: Cross multiply
    44,699.54x = 67,063.91 × 21,322.94
  4. Step 4: Simplify right side
    44,699.54x = 1,429,999,287.16
  5. Step 5: Solve for x
    x = 1,429,999,287.16/44,699.54
  6. Step 6: Final answer
    x = 31,991.37

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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.