Home / 17,293.88-25,901.92-12,122.84

Finding the Fourth Proportional to 17,293.88, 25,901.92 and 12,122.84

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Solution

The fourth proportional to 17,293.88, 25,901.92 and 12,122.84 is: 18,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,293.88 : 25,901.92 = 12,122.84 : x
  2. Step 2: Convert to fraction form
    17,293.88/25,901.92 = 12,122.84/x
  3. Step 3: Cross multiply
    17,293.88x = 25,901.92 × 12,122.84
  4. Step 4: Simplify right side
    17,293.88x = 314,004,831.85
  5. Step 5: Solve for x
    x = 314,004,831.85/17,293.88
  6. Step 6: Final answer
    x = 18,156.99

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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.