Home / 29,786.76-41,110.47-17,218.80

Finding the Fourth Proportional to 29,786.76, 41,110.47 and 17,218.80

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Solution

The fourth proportional to 29,786.76, 41,110.47 and 17,218.80 is: 23,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,786.76 : 41,110.47 = 17,218.80 : x
  2. Step 2: Convert to fraction form
    29,786.76/41,110.47 = 17,218.80/x
  3. Step 3: Cross multiply
    29,786.76x = 41,110.47 × 17,218.80
  4. Step 4: Simplify right side
    29,786.76x = 707,872,960.84
  5. Step 5: Solve for x
    x = 707,872,960.84/29,786.76
  6. Step 6: Final answer
    x = 23,764.68

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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.