Home / 18,161.82-25,060.60-10,202.53

Finding the Fourth Proportional to 18,161.82, 25,060.60 and 10,202.53

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Solution

The fourth proportional to 18,161.82, 25,060.60 and 10,202.53 is: 14,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,161.82 : 25,060.60 = 10,202.53 : x
  2. Step 2: Convert to fraction form
    18,161.82/25,060.60 = 10,202.53/x
  3. Step 3: Cross multiply
    18,161.82x = 25,060.60 × 10,202.53
  4. Step 4: Simplify right side
    18,161.82x = 255,681,523.32
  5. Step 5: Solve for x
    x = 255,681,523.32/18,161.82
  6. Step 6: Final answer
    x = 14,077.97

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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.