Home / 17,282.48-25,879.96-10,688.68

Finding the Fourth Proportional to 17,282.48, 25,879.96 and 10,688.68

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Solution

The fourth proportional to 17,282.48, 25,879.96 and 10,688.68 is: 16,005.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.48 : 25,879.96 = 10,688.68 : x
  2. Step 2: Convert to fraction form
    17,282.48/25,879.96 = 10,688.68/x
  3. Step 3: Cross multiply
    17,282.48x = 25,879.96 × 10,688.68
  4. Step 4: Simplify right side
    17,282.48x = 276,622,610.85
  5. Step 5: Solve for x
    x = 276,622,610.85/17,282.48
  6. Step 6: Final answer
    x = 16,005.96

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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.