Home / 16,831.36-25,247.16-5,144.58

Finding the Fourth Proportional to 16,831.36, 25,247.16 and 5,144.58

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Solution

The fourth proportional to 16,831.36, 25,247.16 and 5,144.58 is: 7,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.36 : 25,247.16 = 5,144.58 : x
  2. Step 2: Convert to fraction form
    16,831.36/25,247.16 = 5,144.58/x
  3. Step 3: Cross multiply
    16,831.36x = 25,247.16 × 5,144.58
  4. Step 4: Simplify right side
    16,831.36x = 129,886,034.39
  5. Step 5: Solve for x
    x = 129,886,034.39/16,831.36
  6. Step 6: Final answer
    x = 7,716.91

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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.