Home / 19,957.04-27,540.91-11,004.86

Finding the Fourth Proportional to 19,957.04, 27,540.91 and 11,004.86

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Solution

The fourth proportional to 19,957.04, 27,540.91 and 11,004.86 is: 15,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.04 : 27,540.91 = 11,004.86 : x
  2. Step 2: Convert to fraction form
    19,957.04/27,540.91 = 11,004.86/x
  3. Step 3: Cross multiply
    19,957.04x = 27,540.91 × 11,004.86
  4. Step 4: Simplify right side
    19,957.04x = 303,083,734.95
  5. Step 5: Solve for x
    x = 303,083,734.95/19,957.04
  6. Step 6: Final answer
    x = 15,186.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.