Home / 13,564.26-20,346.39-6,542.97

Finding the Fourth Proportional to 13,564.26, 20,346.39 and 6,542.97

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Solution

The fourth proportional to 13,564.26, 20,346.39 and 6,542.97 is: 9,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.26 : 20,346.39 = 6,542.97 : x
  2. Step 2: Convert to fraction form
    13,564.26/20,346.39 = 6,542.97/x
  3. Step 3: Cross multiply
    13,564.26x = 20,346.39 × 6,542.97
  4. Step 4: Simplify right side
    13,564.26x = 133,125,819.38
  5. Step 5: Solve for x
    x = 133,125,819.38/13,564.26
  6. Step 6: Final answer
    x = 9,814.46

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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.