Home / 29,718.36-41,011.31-17,143.11

Finding the Fourth Proportional to 29,718.36, 41,011.31 and 17,143.11

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Solution

The fourth proportional to 29,718.36, 41,011.31 and 17,143.11 is: 23,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718.36 : 41,011.31 = 17,143.11 : x
  2. Step 2: Convert to fraction form
    29,718.36/41,011.31 = 17,143.11/x
  3. Step 3: Cross multiply
    29,718.36x = 41,011.31 × 17,143.11
  4. Step 4: Simplify right side
    29,718.36x = 703,061,441.43
  5. Step 5: Solve for x
    x = 703,061,441.43/29,718.36
  6. Step 6: Final answer
    x = 23,657.48

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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.