Home / 19,953.54-27,537.12-11,001.02

Finding the Fourth Proportional to 19,953.54, 27,537.12 and 11,001.02

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Solution

The fourth proportional to 19,953.54, 27,537.12 and 11,001.02 is: 15,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.54 : 27,537.12 = 11,001.02 : x
  2. Step 2: Convert to fraction form
    19,953.54/27,537.12 = 11,001.02/x
  3. Step 3: Cross multiply
    19,953.54x = 27,537.12 × 11,001.02
  4. Step 4: Simplify right side
    19,953.54x = 302,936,407.86
  5. Step 5: Solve for x
    x = 302,936,407.86/19,953.54
  6. Step 6: Final answer
    x = 15,182.09

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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.