Home / 30,183.76-41,642.16-22,244.96

Finding the Fourth Proportional to 30,183.76, 41,642.16 and 22,244.96

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Solution

The fourth proportional to 30,183.76, 41,642.16 and 22,244.96 is: 30,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.76 : 41,642.16 = 22,244.96 : x
  2. Step 2: Convert to fraction form
    30,183.76/41,642.16 = 22,244.96/x
  3. Step 3: Cross multiply
    30,183.76x = 41,642.16 × 22,244.96
  4. Step 4: Simplify right side
    30,183.76x = 926,328,183.51
  5. Step 5: Solve for x
    x = 926,328,183.51/30,183.76
  6. Step 6: Final answer
    x = 30,689.62

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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.