Home / 17,158.41-25,737.60-11,272.49

Finding the Fourth Proportional to 17,158.41, 25,737.60 and 11,272.49

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Solution

The fourth proportional to 17,158.41, 25,737.60 and 11,272.49 is: 16,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,158.41 : 25,737.60 = 11,272.49 : x
  2. Step 2: Convert to fraction form
    17,158.41/25,737.60 = 11,272.49/x
  3. Step 3: Cross multiply
    17,158.41x = 25,737.60 × 11,272.49
  4. Step 4: Simplify right side
    17,158.41x = 290,126,709.94
  5. Step 5: Solve for x
    x = 290,126,709.94/17,158.41
  6. Step 6: Final answer
    x = 16,908.72

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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.