Home / 27,421.47-41,132.07-6,644.97

Finding the Fourth Proportional to 27,421.47, 41,132.07 and 6,644.97

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Solution

The fourth proportional to 27,421.47, 41,132.07 and 6,644.97 is: 9,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.47 : 41,132.07 = 6,644.97 : x
  2. Step 2: Convert to fraction form
    27,421.47/41,132.07 = 6,644.97/x
  3. Step 3: Cross multiply
    27,421.47x = 41,132.07 × 6,644.97
  4. Step 4: Simplify right side
    27,421.47x = 273,321,371.19
  5. Step 5: Solve for x
    x = 273,321,371.19/27,421.47
  6. Step 6: Final answer
    x = 9,967.42

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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.