Home / 16,979.66-25,470.46-4,499.36

Finding the Fourth Proportional to 16,979.66, 25,470.46 and 4,499.36

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Solution

The fourth proportional to 16,979.66, 25,470.46 and 4,499.36 is: 6,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.66 : 25,470.46 = 4,499.36 : x
  2. Step 2: Convert to fraction form
    16,979.66/25,470.46 = 4,499.36/x
  3. Step 3: Cross multiply
    16,979.66x = 25,470.46 × 4,499.36
  4. Step 4: Simplify right side
    16,979.66x = 114,600,768.91
  5. Step 5: Solve for x
    x = 114,600,768.91/16,979.66
  6. Step 6: Final answer
    x = 6,749.30

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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.