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Finding the Fourth Proportional to 29,963.80, 44,945.70 and 26,270.20

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Solution

The fourth proportional to 29,963.80, 44,945.70 and 26,270.20 is: 39,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963.80 : 44,945.70 = 26,270.20 : x
  2. Step 2: Convert to fraction form
    29,963.80/44,945.70 = 26,270.20/x
  3. Step 3: Cross multiply
    29,963.80x = 44,945.70 × 26,270.20
  4. Step 4: Simplify right side
    29,963.80x = 1,180,732,528.14
  5. Step 5: Solve for x
    x = 1,180,732,528.14/29,963.80
  6. Step 6: Final answer
    x = 39,405.30

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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.