Home / 23,231.91-34,788.69-15,310.42

Finding the Fourth Proportional to 23,231.91, 34,788.69 and 15,310.42

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Solution

The fourth proportional to 23,231.91, 34,788.69 and 15,310.42 is: 22,926.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.91 : 34,788.69 = 15,310.42 : x
  2. Step 2: Convert to fraction form
    23,231.91/34,788.69 = 15,310.42/x
  3. Step 3: Cross multiply
    23,231.91x = 34,788.69 × 15,310.42
  4. Step 4: Simplify right side
    23,231.91x = 532,629,368.18
  5. Step 5: Solve for x
    x = 532,629,368.18/23,231.91
  6. Step 6: Final answer
    x = 22,926.62

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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.