Home / 18,554.75-27,831.71-4,514.87

Finding the Fourth Proportional to 18,554.75, 27,831.71 and 4,514.87

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Solution

The fourth proportional to 18,554.75, 27,831.71 and 4,514.87 is: 6,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.75 : 27,831.71 = 4,514.87 : x
  2. Step 2: Convert to fraction form
    18,554.75/27,831.71 = 4,514.87/x
  3. Step 3: Cross multiply
    18,554.75x = 27,831.71 × 4,514.87
  4. Step 4: Simplify right side
    18,554.75x = 125,656,633.39
  5. Step 5: Solve for x
    x = 125,656,633.39/18,554.75
  6. Step 6: Final answer
    x = 6,772.21

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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.