Home / 36,959.04-55,372.88-21,163.44

Finding the Fourth Proportional to 36,959.04, 55,372.88 and 21,163.44

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Solution

The fourth proportional to 36,959.04, 55,372.88 and 21,163.44 is: 31,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.04 : 55,372.88 = 21,163.44 : x
  2. Step 2: Convert to fraction form
    36,959.04/55,372.88 = 21,163.44/x
  3. Step 3: Cross multiply
    36,959.04x = 55,372.88 × 21,163.44
  4. Step 4: Simplify right side
    36,959.04x = 1,171,880,623.51
  5. Step 5: Solve for x
    x = 1,171,880,623.51/36,959.04
  6. Step 6: Final answer
    x = 31,707.55

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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.