Home / 28,249.38-42,352.17-16,384.92

Finding the Fourth Proportional to 28,249.38, 42,352.17 and 16,384.92

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Solution

The fourth proportional to 28,249.38, 42,352.17 and 16,384.92 is: 24,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249.38 : 42,352.17 = 16,384.92 : x
  2. Step 2: Convert to fraction form
    28,249.38/42,352.17 = 16,384.92/x
  3. Step 3: Cross multiply
    28,249.38x = 42,352.17 × 16,384.92
  4. Step 4: Simplify right side
    28,249.38x = 693,936,917.28
  5. Step 5: Solve for x
    x = 693,936,917.28/28,249.38
  6. Step 6: Final answer
    x = 24,564.68

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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.