Home / 11,376.24-17,052.75-7,219.32

Finding the Fourth Proportional to 11,376.24, 17,052.75 and 7,219.32

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Solution

The fourth proportional to 11,376.24, 17,052.75 and 7,219.32 is: 10,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.24 : 17,052.75 = 7,219.32 : x
  2. Step 2: Convert to fraction form
    11,376.24/17,052.75 = 7,219.32/x
  3. Step 3: Cross multiply
    11,376.24x = 17,052.75 × 7,219.32
  4. Step 4: Simplify right side
    11,376.24x = 123,109,259.13
  5. Step 5: Solve for x
    x = 123,109,259.13/11,376.24
  6. Step 6: Final answer
    x = 10,821.61

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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.