Home / 34,257.42-51,375.20-10,878.39

Finding the Fourth Proportional to 34,257.42, 51,375.20 and 10,878.39

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Solution

The fourth proportional to 34,257.42, 51,375.20 and 10,878.39 is: 16,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,257.42 : 51,375.20 = 10,878.39 : x
  2. Step 2: Convert to fraction form
    34,257.42/51,375.20 = 10,878.39/x
  3. Step 3: Cross multiply
    34,257.42x = 51,375.20 × 10,878.39
  4. Step 4: Simplify right side
    34,257.42x = 558,879,407.54
  5. Step 5: Solve for x
    x = 558,879,407.54/34,257.42
  6. Step 6: Final answer
    x = 16,314.11

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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.