Home / 16,996.70-25,486.29-7,628.69

Finding the Fourth Proportional to 16,996.70, 25,486.29 and 7,628.69

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Solution

The fourth proportional to 16,996.70, 25,486.29 and 7,628.69 is: 11,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.70 : 25,486.29 = 7,628.69 : x
  2. Step 2: Convert to fraction form
    16,996.70/25,486.29 = 7,628.69/x
  3. Step 3: Cross multiply
    16,996.70x = 25,486.29 × 7,628.69
  4. Step 4: Simplify right side
    16,996.70x = 194,427,002.41
  5. Step 5: Solve for x
    x = 194,427,002.41/16,996.70
  6. Step 6: Final answer
    x = 11,439.10

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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.