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Finding the Fourth Proportional to 44,293.50, 66,440.49 and 11,461.50

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Solution

The fourth proportional to 44,293.50, 66,440.49 and 11,461.50 is: 17,192.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,293.50 : 66,440.49 = 11,461.50 : x
  2. Step 2: Convert to fraction form
    44,293.50/66,440.49 = 11,461.50/x
  3. Step 3: Cross multiply
    44,293.50x = 66,440.49 × 11,461.50
  4. Step 4: Simplify right side
    44,293.50x = 761,507,676.14
  5. Step 5: Solve for x
    x = 761,507,676.14/44,293.50
  6. Step 6: Final answer
    x = 17,192.31

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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.