Home / 29,708.25-40,998.20-17,133.81

Finding the Fourth Proportional to 29,708.25, 40,998.20 and 17,133.81

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Solution

The fourth proportional to 29,708.25, 40,998.20 and 17,133.81 is: 23,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,708.25 : 40,998.20 = 17,133.81 : x
  2. Step 2: Convert to fraction form
    29,708.25/40,998.20 = 17,133.81/x
  3. Step 3: Cross multiply
    29,708.25x = 40,998.20 × 17,133.81
  4. Step 4: Simplify right side
    29,708.25x = 702,455,283.47
  5. Step 5: Solve for x
    x = 702,455,283.47/29,708.25
  6. Step 6: Final answer
    x = 23,645.12

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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.