Home / 19,552.62-29,321.59-8,458.46

Finding the Fourth Proportional to 19,552.62, 29,321.59 and 8,458.46

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Solution

The fourth proportional to 19,552.62, 29,321.59 and 8,458.46 is: 12,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.62 : 29,321.59 = 8,458.46 : x
  2. Step 2: Convert to fraction form
    19,552.62/29,321.59 = 8,458.46/x
  3. Step 3: Cross multiply
    19,552.62x = 29,321.59 × 8,458.46
  4. Step 4: Simplify right side
    19,552.62x = 248,015,496.15
  5. Step 5: Solve for x
    x = 248,015,496.15/19,552.62
  6. Step 6: Final answer
    x = 12,684.51

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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.