Home / 13,042.22-19,564.20-6,466.64

Finding the Fourth Proportional to 13,042.22, 19,564.20 and 6,466.64

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Solution

The fourth proportional to 13,042.22, 19,564.20 and 6,466.64 is: 9,700.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.22 : 19,564.20 = 6,466.64 : x
  2. Step 2: Convert to fraction form
    13,042.22/19,564.20 = 6,466.64/x
  3. Step 3: Cross multiply
    13,042.22x = 19,564.20 × 6,466.64
  4. Step 4: Simplify right side
    13,042.22x = 126,514,540.47
  5. Step 5: Solve for x
    x = 126,514,540.47/13,042.22
  6. Step 6: Final answer
    x = 9,700.39

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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.