Home / 16,831.42-25,198.22-9,789.95

Finding the Fourth Proportional to 16,831.42, 25,198.22 and 9,789.95

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Solution

The fourth proportional to 16,831.42, 25,198.22 and 9,789.95 is: 14,656.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.42 : 25,198.22 = 9,789.95 : x
  2. Step 2: Convert to fraction form
    16,831.42/25,198.22 = 9,789.95/x
  3. Step 3: Cross multiply
    16,831.42x = 25,198.22 × 9,789.95
  4. Step 4: Simplify right side
    16,831.42x = 246,689,401.36
  5. Step 5: Solve for x
    x = 246,689,401.36/16,831.42
  6. Step 6: Final answer
    x = 14,656.48

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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.