Home / 14,542.26-20,066.31-8,253.42

Finding the Fourth Proportional to 14,542.26, 20,066.31 and 8,253.42

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Solution

The fourth proportional to 14,542.26, 20,066.31 and 8,253.42 is: 11,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.26 : 20,066.31 = 8,253.42 : x
  2. Step 2: Convert to fraction form
    14,542.26/20,066.31 = 8,253.42/x
  3. Step 3: Cross multiply
    14,542.26x = 20,066.31 × 8,253.42
  4. Step 4: Simplify right side
    14,542.26x = 165,615,684.28
  5. Step 5: Solve for x
    x = 165,615,684.28/14,542.26
  6. Step 6: Final answer
    x = 11,388.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.