Home / 13,245.26-19,867.43-6,221.34

Finding the Fourth Proportional to 13,245.26, 19,867.43 and 6,221.34

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Solution

The fourth proportional to 13,245.26, 19,867.43 and 6,221.34 is: 9,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.26 : 19,867.43 = 6,221.34 : x
  2. Step 2: Convert to fraction form
    13,245.26/19,867.43 = 6,221.34/x
  3. Step 3: Cross multiply
    13,245.26x = 19,867.43 × 6,221.34
  4. Step 4: Simplify right side
    13,245.26x = 123,602,005.85
  5. Step 5: Solve for x
    x = 123,602,005.85/13,245.26
  6. Step 6: Final answer
    x = 9,331.80

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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.