Home / 17,208.28-25,789.74-6,814.36

Finding the Fourth Proportional to 17,208.28, 25,789.74 and 6,814.36

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Solution

The fourth proportional to 17,208.28, 25,789.74 and 6,814.36 is: 10,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.28 : 25,789.74 = 6,814.36 : x
  2. Step 2: Convert to fraction form
    17,208.28/25,789.74 = 6,814.36/x
  3. Step 3: Cross multiply
    17,208.28x = 25,789.74 × 6,814.36
  4. Step 4: Simplify right side
    17,208.28x = 175,740,572.67
  5. Step 5: Solve for x
    x = 175,740,572.67/17,208.28
  6. Step 6: Final answer
    x = 10,212.56

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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.