Home / 13,245.72-19,852.17-6,221.80

Finding the Fourth Proportional to 13,245.72, 19,852.17 and 6,221.80

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Solution

The fourth proportional to 13,245.72, 19,852.17 and 6,221.80 is: 9,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.72 : 19,852.17 = 6,221.80 : x
  2. Step 2: Convert to fraction form
    13,245.72/19,852.17 = 6,221.80/x
  3. Step 3: Cross multiply
    13,245.72x = 19,852.17 × 6,221.80
  4. Step 4: Simplify right side
    13,245.72x = 123,516,231.31
  5. Step 5: Solve for x
    x = 123,516,231.31/13,245.72
  6. Step 6: Final answer
    x = 9,324.99

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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.