Home / 27,738.60-41,610.19-9,018.21

Finding the Fourth Proportional to 27,738.60, 41,610.19 and 9,018.21

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Solution

The fourth proportional to 27,738.60, 41,610.19 and 9,018.21 is: 13,528.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,738.60 : 41,610.19 = 9,018.21 : x
  2. Step 2: Convert to fraction form
    27,738.60/41,610.19 = 9,018.21/x
  3. Step 3: Cross multiply
    27,738.60x = 41,610.19 × 9,018.21
  4. Step 4: Simplify right side
    27,738.60x = 375,249,304.99
  5. Step 5: Solve for x
    x = 375,249,304.99/27,738.60
  6. Step 6: Final answer
    x = 13,528.06

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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.