Home / 11,831.10-17,744.14-4,436.10

Finding the Fourth Proportional to 11,831.10, 17,744.14 and 4,436.10

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Solution

The fourth proportional to 11,831.10, 17,744.14 and 4,436.10 is: 6,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.10 : 17,744.14 = 4,436.10 : x
  2. Step 2: Convert to fraction form
    11,831.10/17,744.14 = 4,436.10/x
  3. Step 3: Cross multiply
    11,831.10x = 17,744.14 × 4,436.10
  4. Step 4: Simplify right side
    11,831.10x = 78,714,772.52
  5. Step 5: Solve for x
    x = 78,714,772.52/11,831.10
  6. Step 6: Final answer
    x = 6,653.21

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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.