Home / 19,957.18-27,540.56-11,004.66

Finding the Fourth Proportional to 19,957.18, 27,540.56 and 11,004.66

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Solution

The fourth proportional to 19,957.18, 27,540.56 and 11,004.66 is: 15,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.18 : 27,540.56 = 11,004.66 : x
  2. Step 2: Convert to fraction form
    19,957.18/27,540.56 = 11,004.66/x
  3. Step 3: Cross multiply
    19,957.18x = 27,540.56 × 11,004.66
  4. Step 4: Simplify right side
    19,957.18x = 303,074,499.01
  5. Step 5: Solve for x
    x = 303,074,499.01/19,957.18
  6. Step 6: Final answer
    x = 15,186.24

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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.