Home / 29,863.92-41,212.20-17,288.40

Finding the Fourth Proportional to 29,863.92, 41,212.20 and 17,288.40

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Solution

The fourth proportional to 29,863.92, 41,212.20 and 17,288.40 is: 23,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,863.92 : 41,212.20 = 17,288.40 : x
  2. Step 2: Convert to fraction form
    29,863.92/41,212.20 = 17,288.40/x
  3. Step 3: Cross multiply
    29,863.92x = 41,212.20 × 17,288.40
  4. Step 4: Simplify right side
    29,863.92x = 712,492,998.48
  5. Step 5: Solve for x
    x = 712,492,998.48/29,863.92
  6. Step 6: Final answer
    x = 23,857.99

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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.