Home / 17,985-26,976.36-5,504.04

Finding the Fourth Proportional to 17,985, 26,976.36 and 5,504.04

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Solution

The fourth proportional to 17,985, 26,976.36 and 5,504.04 is: 8,255.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985 : 26,976.36 = 5,504.04 : x
  2. Step 2: Convert to fraction form
    17,985/26,976.36 = 5,504.04/x
  3. Step 3: Cross multiply
    17,985x = 26,976.36 × 5,504.04
  4. Step 4: Simplify right side
    17,985x = 148,478,964.49
  5. Step 5: Solve for x
    x = 148,478,964.49/17,985
  6. Step 6: Final answer
    x = 8,255.71

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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.