Home / 11,831.76-17,742.60-4,041.36

Finding the Fourth Proportional to 11,831.76, 17,742.60 and 4,041.36

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Solution

The fourth proportional to 11,831.76, 17,742.60 and 4,041.36 is: 6,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.76 : 17,742.60 = 4,041.36 : x
  2. Step 2: Convert to fraction form
    11,831.76/17,742.60 = 4,041.36/x
  3. Step 3: Cross multiply
    11,831.76x = 17,742.60 × 4,041.36
  4. Step 4: Simplify right side
    11,831.76x = 71,704,233.94
  5. Step 5: Solve for x
    x = 71,704,233.94/11,831.76
  6. Step 6: Final answer
    x = 6,060.32

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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.