Home / 27,171.18-40,712.76-22,243.14

Finding the Fourth Proportional to 27,171.18, 40,712.76 and 22,243.14

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Solution

The fourth proportional to 27,171.18, 40,712.76 and 22,243.14 is: 33,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.18 : 40,712.76 = 22,243.14 : x
  2. Step 2: Convert to fraction form
    27,171.18/40,712.76 = 22,243.14/x
  3. Step 3: Cross multiply
    27,171.18x = 40,712.76 × 22,243.14
  4. Step 4: Simplify right side
    27,171.18x = 905,579,620.47
  5. Step 5: Solve for x
    x = 905,579,620.47/27,171.18
  6. Step 6: Final answer
    x = 33,328.68

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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.