Home / 18,163.26-25,056.41-11,077.38

Finding the Fourth Proportional to 18,163.26, 25,056.41 and 11,077.38

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Solution

The fourth proportional to 18,163.26, 25,056.41 and 11,077.38 is: 15,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.26 : 25,056.41 = 11,077.38 : x
  2. Step 2: Convert to fraction form
    18,163.26/25,056.41 = 11,077.38/x
  3. Step 3: Cross multiply
    18,163.26x = 25,056.41 × 11,077.38
  4. Step 4: Simplify right side
    18,163.26x = 277,559,319.62
  5. Step 5: Solve for x
    x = 277,559,319.62/18,163.26
  6. Step 6: Final answer
    x = 15,281.36

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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.