Home / 22,256.73-30,713.01-12,183.21

Finding the Fourth Proportional to 22,256.73, 30,713.01 and 12,183.21

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Solution

The fourth proportional to 22,256.73, 30,713.01 and 12,183.21 is: 16,812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.73 : 30,713.01 = 12,183.21 : x
  2. Step 2: Convert to fraction form
    22,256.73/30,713.01 = 12,183.21/x
  3. Step 3: Cross multiply
    22,256.73x = 30,713.01 × 12,183.21
  4. Step 4: Simplify right side
    22,256.73x = 374,183,050.56
  5. Step 5: Solve for x
    x = 374,183,050.56/22,256.73
  6. Step 6: Final answer
    x = 16,812.13

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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.