Home / 16,730.26-25,103.58-11,831.38

Finding the Fourth Proportional to 16,730.26, 25,103.58 and 11,831.38

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Solution

The fourth proportional to 16,730.26, 25,103.58 and 11,831.38 is: 17,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.26 : 25,103.58 = 11,831.38 : x
  2. Step 2: Convert to fraction form
    16,730.26/25,103.58 = 11,831.38/x
  3. Step 3: Cross multiply
    16,730.26x = 25,103.58 × 11,831.38
  4. Step 4: Simplify right side
    16,730.26x = 297,009,994.34
  5. Step 5: Solve for x
    x = 297,009,994.34/16,730.26
  6. Step 6: Final answer
    x = 17,752.86

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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.