Home / 23,479.61-35,202.67-10,992.78

Finding the Fourth Proportional to 23,479.61, 35,202.67 and 10,992.78

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Solution

The fourth proportional to 23,479.61, 35,202.67 and 10,992.78 is: 16,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,479.61 : 35,202.67 = 10,992.78 : x
  2. Step 2: Convert to fraction form
    23,479.61/35,202.67 = 10,992.78/x
  3. Step 3: Cross multiply
    23,479.61x = 35,202.67 × 10,992.78
  4. Step 4: Simplify right side
    23,479.61x = 386,975,179.24
  5. Step 5: Solve for x
    x = 386,975,179.24/23,479.61
  6. Step 6: Final answer
    x = 16,481.33

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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.