Home / 17,212.48-25,813.92-6,117.76

Finding the Fourth Proportional to 17,212.48, 25,813.92 and 6,117.76

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Solution

The fourth proportional to 17,212.48, 25,813.92 and 6,117.76 is: 9,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.48 : 25,813.92 = 6,117.76 : x
  2. Step 2: Convert to fraction form
    17,212.48/25,813.92 = 6,117.76/x
  3. Step 3: Cross multiply
    17,212.48x = 25,813.92 × 6,117.76
  4. Step 4: Simplify right side
    17,212.48x = 157,923,367.22
  5. Step 5: Solve for x
    x = 157,923,367.22/17,212.48
  6. Step 6: Final answer
    x = 9,174.93

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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.