Home / 39,310.12-58,974.30-11,230.54

Finding the Fourth Proportional to 39,310.12, 58,974.30 and 11,230.54

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Solution

The fourth proportional to 39,310.12, 58,974.30 and 11,230.54 is: 16,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,310.12 : 58,974.30 = 11,230.54 : x
  2. Step 2: Convert to fraction form
    39,310.12/58,974.30 = 11,230.54/x
  3. Step 3: Cross multiply
    39,310.12x = 58,974.30 × 11,230.54
  4. Step 4: Simplify right side
    39,310.12x = 662,313,235.12
  5. Step 5: Solve for x
    x = 662,313,235.12/39,310.12
  6. Step 6: Final answer
    x = 16,848.42

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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.