Home / 16,879.15-25,285.08-10,212.10

Finding the Fourth Proportional to 16,879.15, 25,285.08 and 10,212.10

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Solution

The fourth proportional to 16,879.15, 25,285.08 and 10,212.10 is: 15,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.15 : 25,285.08 = 10,212.10 : x
  2. Step 2: Convert to fraction form
    16,879.15/25,285.08 = 10,212.10/x
  3. Step 3: Cross multiply
    16,879.15x = 25,285.08 × 10,212.10
  4. Step 4: Simplify right side
    16,879.15x = 258,213,765.47
  5. Step 5: Solve for x
    x = 258,213,765.47/16,879.15
  6. Step 6: Final answer
    x = 15,297.79

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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.