Home / 30,874.60-42,606.92-16,727.44

Finding the Fourth Proportional to 30,874.60, 42,606.92 and 16,727.44

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Solution

The fourth proportional to 30,874.60, 42,606.92 and 16,727.44 is: 23,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.60 : 42,606.92 = 16,727.44 : x
  2. Step 2: Convert to fraction form
    30,874.60/42,606.92 = 16,727.44/x
  3. Step 3: Cross multiply
    30,874.60x = 42,606.92 × 16,727.44
  4. Step 4: Simplify right side
    30,874.60x = 712,704,697.88
  5. Step 5: Solve for x
    x = 712,704,697.88/30,874.60
  6. Step 6: Final answer
    x = 23,083.85

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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.