Home / 19,953.83-27,537.45-11,003.24

Finding the Fourth Proportional to 19,953.83, 27,537.45 and 11,003.24

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Solution

The fourth proportional to 19,953.83, 27,537.45 and 11,003.24 is: 15,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.83 : 27,537.45 = 11,003.24 : x
  2. Step 2: Convert to fraction form
    19,953.83/27,537.45 = 11,003.24/x
  3. Step 3: Cross multiply
    19,953.83x = 27,537.45 × 11,003.24
  4. Step 4: Simplify right side
    19,953.83x = 303,001,171.34
  5. Step 5: Solve for x
    x = 303,001,171.34/19,953.83
  6. Step 6: Final answer
    x = 15,185.11

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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.