Home / 16,910.28-25,365.40-6,514.76

Finding the Fourth Proportional to 16,910.28, 25,365.40 and 6,514.76

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Solution

The fourth proportional to 16,910.28, 25,365.40 and 6,514.76 is: 9,772.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.28 : 25,365.40 = 6,514.76 : x
  2. Step 2: Convert to fraction form
    16,910.28/25,365.40 = 6,514.76/x
  3. Step 3: Cross multiply
    16,910.28x = 25,365.40 × 6,514.76
  4. Step 4: Simplify right side
    16,910.28x = 165,249,493.30
  5. Step 5: Solve for x
    x = 165,249,493.30/16,910.28
  6. Step 6: Final answer
    x = 9,772.13

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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.