Home / 19,693.32-29,553.66-8,006.55

Finding the Fourth Proportional to 19,693.32, 29,553.66 and 8,006.55

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Solution

The fourth proportional to 19,693.32, 29,553.66 and 8,006.55 is: 12,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.32 : 29,553.66 = 8,006.55 : x
  2. Step 2: Convert to fraction form
    19,693.32/29,553.66 = 8,006.55/x
  3. Step 3: Cross multiply
    19,693.32x = 29,553.66 × 8,006.55
  4. Step 4: Simplify right side
    19,693.32x = 236,622,856.47
  5. Step 5: Solve for x
    x = 236,622,856.47/19,693.32
  6. Step 6: Final answer
    x = 12,015.39

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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.