Home / 30,234.13-41,722.38-16,805.26

Finding the Fourth Proportional to 30,234.13, 41,722.38 and 16,805.26

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Solution

The fourth proportional to 30,234.13, 41,722.38 and 16,805.26 is: 23,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.13 : 41,722.38 = 16,805.26 : x
  2. Step 2: Convert to fraction form
    30,234.13/41,722.38 = 16,805.26/x
  3. Step 3: Cross multiply
    30,234.13x = 41,722.38 × 16,805.26
  4. Step 4: Simplify right side
    30,234.13x = 701,155,443.72
  5. Step 5: Solve for x
    x = 701,155,443.72/30,234.13
  6. Step 6: Final answer
    x = 23,190.86

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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.