Home / 20,564.26-30,853.32-9,462.60

Finding the Fourth Proportional to 20,564.26, 30,853.32 and 9,462.60

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Solution

The fourth proportional to 20,564.26, 30,853.32 and 9,462.60 is: 14,197.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564.26 : 30,853.32 = 9,462.60 : x
  2. Step 2: Convert to fraction form
    20,564.26/30,853.32 = 9,462.60/x
  3. Step 3: Cross multiply
    20,564.26x = 30,853.32 × 9,462.60
  4. Step 4: Simplify right side
    20,564.26x = 291,952,625.83
  5. Step 5: Solve for x
    x = 291,952,625.83/20,564.26
  6. Step 6: Final answer
    x = 14,197.09

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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.