Home / 16,815.67-25,239.09-8,501.56

Finding the Fourth Proportional to 16,815.67, 25,239.09 and 8,501.56

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Solution

The fourth proportional to 16,815.67, 25,239.09 and 8,501.56 is: 12,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.67 : 25,239.09 = 8,501.56 : x
  2. Step 2: Convert to fraction form
    16,815.67/25,239.09 = 8,501.56/x
  3. Step 3: Cross multiply
    16,815.67x = 25,239.09 × 8,501.56
  4. Step 4: Simplify right side
    16,815.67x = 214,571,637.98
  5. Step 5: Solve for x
    x = 214,571,637.98/16,815.67
  6. Step 6: Final answer
    x = 12,760.22

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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.