Home / 34,775.14-52,162.16-8,479.84

Finding the Fourth Proportional to 34,775.14, 52,162.16 and 8,479.84

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Solution

The fourth proportional to 34,775.14, 52,162.16 and 8,479.84 is: 12,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,775.14 : 52,162.16 = 8,479.84 : x
  2. Step 2: Convert to fraction form
    34,775.14/52,162.16 = 8,479.84/x
  3. Step 3: Cross multiply
    34,775.14x = 52,162.16 × 8,479.84
  4. Step 4: Simplify right side
    34,775.14x = 442,326,770.85
  5. Step 5: Solve for x
    x = 442,326,770.85/34,775.14
  6. Step 6: Final answer
    x = 12,719.63

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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.