Home / 18,092.08-27,142.34-5,611.46

Finding the Fourth Proportional to 18,092.08, 27,142.34 and 5,611.46

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Solution

The fourth proportional to 18,092.08, 27,142.34 and 5,611.46 is: 8,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.08 : 27,142.34 = 5,611.46 : x
  2. Step 2: Convert to fraction form
    18,092.08/27,142.34 = 5,611.46/x
  3. Step 3: Cross multiply
    18,092.08x = 27,142.34 × 5,611.46
  4. Step 4: Simplify right side
    18,092.08x = 152,308,155.22
  5. Step 5: Solve for x
    x = 152,308,155.22/18,092.08
  6. Step 6: Final answer
    x = 8,418.50

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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.