Home / 16,170.29-22,315.20-9,096.71

Finding the Fourth Proportional to 16,170.29, 22,315.20 and 9,096.71

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Solution

The fourth proportional to 16,170.29, 22,315.20 and 9,096.71 is: 12,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.29 : 22,315.20 = 9,096.71 : x
  2. Step 2: Convert to fraction form
    16,170.29/22,315.20 = 9,096.71/x
  3. Step 3: Cross multiply
    16,170.29x = 22,315.20 × 9,096.71
  4. Step 4: Simplify right side
    16,170.29x = 202,994,902.99
  5. Step 5: Solve for x
    x = 202,994,902.99/16,170.29
  6. Step 6: Final answer
    x = 12,553.57

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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.