Home / 16,879.22-25,320.04-6,490.96

Finding the Fourth Proportional to 16,879.22, 25,320.04 and 6,490.96

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Solution

The fourth proportional to 16,879.22, 25,320.04 and 6,490.96 is: 9,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.22 : 25,320.04 = 6,490.96 : x
  2. Step 2: Convert to fraction form
    16,879.22/25,320.04 = 6,490.96/x
  3. Step 3: Cross multiply
    16,879.22x = 25,320.04 × 6,490.96
  4. Step 4: Simplify right side
    16,879.22x = 164,351,366.84
  5. Step 5: Solve for x
    x = 164,351,366.84/16,879.22
  6. Step 6: Final answer
    x = 9,736.91

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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.