Home / 16,910.47-25,365.25-5,223.69

Finding the Fourth Proportional to 16,910.47, 25,365.25 and 5,223.69

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Solution

The fourth proportional to 16,910.47, 25,365.25 and 5,223.69 is: 7,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.47 : 25,365.25 = 5,223.69 : x
  2. Step 2: Convert to fraction form
    16,910.47/25,365.25 = 5,223.69/x
  3. Step 3: Cross multiply
    16,910.47x = 25,365.25 × 5,223.69
  4. Step 4: Simplify right side
    16,910.47x = 132,500,209.30
  5. Step 5: Solve for x
    x = 132,500,209.30/16,910.47
  6. Step 6: Final answer
    x = 7,835.39

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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.