Home / 19,953.45-27,535.95-11,001.27

Finding the Fourth Proportional to 19,953.45, 27,535.95 and 11,001.27

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Solution

The fourth proportional to 19,953.45, 27,535.95 and 11,001.27 is: 15,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.45 : 27,535.95 = 11,001.27 : x
  2. Step 2: Convert to fraction form
    19,953.45/27,535.95 = 11,001.27/x
  3. Step 3: Cross multiply
    19,953.45x = 27,535.95 × 11,001.27
  4. Step 4: Simplify right side
    19,953.45x = 302,930,420.66
  5. Step 5: Solve for x
    x = 302,930,420.66/19,953.45
  6. Step 6: Final answer
    x = 15,181.86

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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.