Home / 19,675.04-27,150.54-11,291

Finding the Fourth Proportional to 19,675.04, 27,150.54 and 11,291

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Solution

The fourth proportional to 19,675.04, 27,150.54 and 11,291 is: 15,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.04 : 27,150.54 = 11,291 : x
  2. Step 2: Convert to fraction form
    19,675.04/27,150.54 = 11,291/x
  3. Step 3: Cross multiply
    19,675.04x = 27,150.54 × 11,291
  4. Step 4: Simplify right side
    19,675.04x = 306,556,747.14
  5. Step 5: Solve for x
    x = 306,556,747.14/19,675.04
  6. Step 6: Final answer
    x = 15,581.00

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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.