Home / 16,621.96-24,899.52-8,276.68

Finding the Fourth Proportional to 16,621.96, 24,899.52 and 8,276.68

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Solution

The fourth proportional to 16,621.96, 24,899.52 and 8,276.68 is: 12,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.96 : 24,899.52 = 8,276.68 : x
  2. Step 2: Convert to fraction form
    16,621.96/24,899.52 = 8,276.68/x
  3. Step 3: Cross multiply
    16,621.96x = 24,899.52 × 8,276.68
  4. Step 4: Simplify right side
    16,621.96x = 206,085,359.19
  5. Step 5: Solve for x
    x = 206,085,359.19/16,621.96
  6. Step 6: Final answer
    x = 12,398.38

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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.