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Finding the Fourth Proportional to 29,857.92, 41,203.92 and 17,282.40

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Solution

The fourth proportional to 29,857.92, 41,203.92 and 17,282.40 is: 23,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.92 : 41,203.92 = 17,282.40 : x
  2. Step 2: Convert to fraction form
    29,857.92/41,203.92 = 17,282.40/x
  3. Step 3: Cross multiply
    29,857.92x = 41,203.92 × 17,282.40
  4. Step 4: Simplify right side
    29,857.92x = 712,102,627.01
  5. Step 5: Solve for x
    x = 712,102,627.01/29,857.92
  6. Step 6: Final answer
    x = 23,849.71

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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.