Home / 27,699.08-38,243.06-17,104.28

Finding the Fourth Proportional to 27,699.08, 38,243.06 and 17,104.28

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Solution

The fourth proportional to 27,699.08, 38,243.06 and 17,104.28 is: 23,615.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699.08 : 38,243.06 = 17,104.28 : x
  2. Step 2: Convert to fraction form
    27,699.08/38,243.06 = 17,104.28/x
  3. Step 3: Cross multiply
    27,699.08x = 38,243.06 × 17,104.28
  4. Step 4: Simplify right side
    27,699.08x = 654,120,006.30
  5. Step 5: Solve for x
    x = 654,120,006.30/27,699.08
  6. Step 6: Final answer
    x = 23,615.22

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1.5x scale

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.