Home / 18,249.68-27,378.63-5,770.46

Finding the Fourth Proportional to 18,249.68, 27,378.63 and 5,770.46

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Solution

The fourth proportional to 18,249.68, 27,378.63 and 5,770.46 is: 8,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.68 : 27,378.63 = 5,770.46 : x
  2. Step 2: Convert to fraction form
    18,249.68/27,378.63 = 5,770.46/x
  3. Step 3: Cross multiply
    18,249.68x = 27,378.63 × 5,770.46
  4. Step 4: Simplify right side
    18,249.68x = 157,987,152.38
  5. Step 5: Solve for x
    x = 157,987,152.38/18,249.68
  6. Step 6: Final answer
    x = 8,656.98

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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.