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Finding the Fourth Proportional to 29,911.52, 41,277.90 and 17,343.56

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Solution

The fourth proportional to 29,911.52, 41,277.90 and 17,343.56 is: 23,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.52 : 41,277.90 = 17,343.56 : x
  2. Step 2: Convert to fraction form
    29,911.52/41,277.90 = 17,343.56/x
  3. Step 3: Cross multiply
    29,911.52x = 41,277.90 × 17,343.56
  4. Step 4: Simplify right side
    29,911.52x = 715,905,735.32
  5. Step 5: Solve for x
    x = 715,905,735.32/29,911.52
  6. Step 6: Final answer
    x = 23,934.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.