Home / 19,650.26-29,442.54-8,540.30

Finding the Fourth Proportional to 19,650.26, 29,442.54 and 8,540.30

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Solution

The fourth proportional to 19,650.26, 29,442.54 and 8,540.30 is: 12,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.26 : 29,442.54 = 8,540.30 : x
  2. Step 2: Convert to fraction form
    19,650.26/29,442.54 = 8,540.30/x
  3. Step 3: Cross multiply
    19,650.26x = 29,442.54 × 8,540.30
  4. Step 4: Simplify right side
    19,650.26x = 251,448,124.36
  5. Step 5: Solve for x
    x = 251,448,124.36/19,650.26
  6. Step 6: Final answer
    x = 12,796.17

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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.