Home / 16,912.71-25,369.24-7,553.21

Finding the Fourth Proportional to 16,912.71, 25,369.24 and 7,553.21

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Solution

The fourth proportional to 16,912.71, 25,369.24 and 7,553.21 is: 11,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.71 : 25,369.24 = 7,553.21 : x
  2. Step 2: Convert to fraction form
    16,912.71/25,369.24 = 7,553.21/x
  3. Step 3: Cross multiply
    16,912.71x = 25,369.24 × 7,553.21
  4. Step 4: Simplify right side
    16,912.71x = 191,619,051.53
  5. Step 5: Solve for x
    x = 191,619,051.53/16,912.71
  6. Step 6: Final answer
    x = 11,329.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.