Home / 11,839.16-17,756.30-4,443.32

Finding the Fourth Proportional to 11,839.16, 17,756.30 and 4,443.32

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Solution

The fourth proportional to 11,839.16, 17,756.30 and 4,443.32 is: 6,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.16 : 17,756.30 = 4,443.32 : x
  2. Step 2: Convert to fraction form
    11,839.16/17,756.30 = 4,443.32/x
  3. Step 3: Cross multiply
    11,839.16x = 17,756.30 × 4,443.32
  4. Step 4: Simplify right side
    11,839.16x = 78,896,922.92
  5. Step 5: Solve for x
    x = 78,896,922.92/11,839.16
  6. Step 6: Final answer
    x = 6,664.06

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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.