Home / 16,678.40-25,016.32-4,833.28

Finding the Fourth Proportional to 16,678.40, 25,016.32 and 4,833.28

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Solution

The fourth proportional to 16,678.40, 25,016.32 and 4,833.28 is: 7,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.40 : 25,016.32 = 4,833.28 : x
  2. Step 2: Convert to fraction form
    16,678.40/25,016.32 = 4,833.28/x
  3. Step 3: Cross multiply
    16,678.40x = 25,016.32 × 4,833.28
  4. Step 4: Simplify right side
    16,678.40x = 120,910,879.13
  5. Step 5: Solve for x
    x = 120,910,879.13/16,678.40
  6. Step 6: Final answer
    x = 7,249.55

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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.