Home / 23,081.11-34,591.57-10,421.44

Finding the Fourth Proportional to 23,081.11, 34,591.57 and 10,421.44

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Solution

The fourth proportional to 23,081.11, 34,591.57 and 10,421.44 is: 15,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.11 : 34,591.57 = 10,421.44 : x
  2. Step 2: Convert to fraction form
    23,081.11/34,591.57 = 10,421.44/x
  3. Step 3: Cross multiply
    23,081.11x = 34,591.57 × 10,421.44
  4. Step 4: Simplify right side
    23,081.11x = 360,493,858.73
  5. Step 5: Solve for x
    x = 360,493,858.73/23,081.11
  6. Step 6: Final answer
    x = 15,618.57

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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.