Home / 16,979.29-25,495.58-14,380.85

Finding the Fourth Proportional to 16,979.29, 25,495.58 and 14,380.85

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Solution

The fourth proportional to 16,979.29, 25,495.58 and 14,380.85 is: 21,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.29 : 25,495.58 = 14,380.85 : x
  2. Step 2: Convert to fraction form
    16,979.29/25,495.58 = 14,380.85/x
  3. Step 3: Cross multiply
    16,979.29x = 25,495.58 × 14,380.85
  4. Step 4: Simplify right side
    16,979.29x = 366,648,039.74
  5. Step 5: Solve for x
    x = 366,648,039.74/16,979.29
  6. Step 6: Final answer
    x = 21,593.84

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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.