Home / 16,906.28-25,351.72-9,006.78

Finding the Fourth Proportional to 16,906.28, 25,351.72 and 9,006.78

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Solution

The fourth proportional to 16,906.28, 25,351.72 and 9,006.78 is: 13,506.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.28 : 25,351.72 = 9,006.78 : x
  2. Step 2: Convert to fraction form
    16,906.28/25,351.72 = 9,006.78/x
  3. Step 3: Cross multiply
    16,906.28x = 25,351.72 × 9,006.78
  4. Step 4: Simplify right side
    16,906.28x = 228,337,364.66
  5. Step 5: Solve for x
    x = 228,337,364.66/16,906.28
  6. Step 6: Final answer
    x = 13,506.07

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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.