Home / 29,939.92-41,315.34-17,190.16

Finding the Fourth Proportional to 29,939.92, 41,315.34 and 17,190.16

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Solution

The fourth proportional to 29,939.92, 41,315.34 and 17,190.16 is: 23,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,939.92 : 41,315.34 = 17,190.16 : x
  2. Step 2: Convert to fraction form
    29,939.92/41,315.34 = 17,190.16/x
  3. Step 3: Cross multiply
    29,939.92x = 41,315.34 × 17,190.16
  4. Step 4: Simplify right side
    29,939.92x = 710,217,305.05
  5. Step 5: Solve for x
    x = 710,217,305.05/29,939.92
  6. Step 6: Final answer
    x = 23,721.42

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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.