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Finding the Fourth Proportional to 27,422.04, 41,133.06 and 6,645.54

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Solution

The fourth proportional to 27,422.04, 41,133.06 and 6,645.54 is: 9,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422.04 : 41,133.06 = 6,645.54 : x
  2. Step 2: Convert to fraction form
    27,422.04/41,133.06 = 6,645.54/x
  3. Step 3: Cross multiply
    27,422.04x = 41,133.06 × 6,645.54
  4. Step 4: Simplify right side
    27,422.04x = 273,351,395.55
  5. Step 5: Solve for x
    x = 273,351,395.55/27,422.04
  6. Step 6: Final answer
    x = 9,968.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.