Home / 16,831.48-25,247.26-5,144.72

Finding the Fourth Proportional to 16,831.48, 25,247.26 and 5,144.72

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Solution

The fourth proportional to 16,831.48, 25,247.26 and 5,144.72 is: 7,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.48 : 25,247.26 = 5,144.72 : x
  2. Step 2: Convert to fraction form
    16,831.48/25,247.26 = 5,144.72/x
  3. Step 3: Cross multiply
    16,831.48x = 25,247.26 × 5,144.72
  4. Step 4: Simplify right side
    16,831.48x = 129,890,083.47
  5. Step 5: Solve for x
    x = 129,890,083.47/16,831.48
  6. Step 6: Final answer
    x = 7,717.09

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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.