Home / 13,682.22-20,566.14-9,032.12

Finding the Fourth Proportional to 13,682.22, 20,566.14 and 9,032.12

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Solution

The fourth proportional to 13,682.22, 20,566.14 and 9,032.12 is: 13,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682.22 : 20,566.14 = 9,032.12 : x
  2. Step 2: Convert to fraction form
    13,682.22/20,566.14 = 9,032.12/x
  3. Step 3: Cross multiply
    13,682.22x = 20,566.14 × 9,032.12
  4. Step 4: Simplify right side
    13,682.22x = 185,755,844.42
  5. Step 5: Solve for x
    x = 185,755,844.42/13,682.22
  6. Step 6: Final answer
    x = 13,576.44

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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.