Home / 16,831.98-25,240.21-4,981.52

Finding the Fourth Proportional to 16,831.98, 25,240.21 and 4,981.52

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Solution

The fourth proportional to 16,831.98, 25,240.21 and 4,981.52 is: 7,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.98 : 25,240.21 = 4,981.52 : x
  2. Step 2: Convert to fraction form
    16,831.98/25,240.21 = 4,981.52/x
  3. Step 3: Cross multiply
    16,831.98x = 25,240.21 × 4,981.52
  4. Step 4: Simplify right side
    16,831.98x = 125,734,508.73
  5. Step 5: Solve for x
    x = 125,734,508.73/16,831.98
  6. Step 6: Final answer
    x = 7,469.98

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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.