Home / 19,016.32-28,524.48-18,578.92

Finding the Fourth Proportional to 19,016.32, 28,524.48 and 18,578.92

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Solution

The fourth proportional to 19,016.32, 28,524.48 and 18,578.92 is: 27,868.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.32 : 28,524.48 = 18,578.92 : x
  2. Step 2: Convert to fraction form
    19,016.32/28,524.48 = 18,578.92/x
  3. Step 3: Cross multiply
    19,016.32x = 28,524.48 × 18,578.92
  4. Step 4: Simplify right side
    19,016.32x = 529,954,031.96
  5. Step 5: Solve for x
    x = 529,954,031.96/19,016.32
  6. Step 6: Final answer
    x = 27,868.38

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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.