Home / 27,324.54-41,006.28-21,090.78

Finding the Fourth Proportional to 27,324.54, 41,006.28 and 21,090.78

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Solution

The fourth proportional to 27,324.54, 41,006.28 and 21,090.78 is: 31,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,324.54 : 41,006.28 = 21,090.78 : x
  2. Step 2: Convert to fraction form
    27,324.54/41,006.28 = 21,090.78/x
  3. Step 3: Cross multiply
    27,324.54x = 41,006.28 × 21,090.78
  4. Step 4: Simplify right side
    27,324.54x = 864,854,430.10
  5. Step 5: Solve for x
    x = 864,854,430.10/27,324.54
  6. Step 6: Final answer
    x = 31,651.20

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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.