Home / 27,577.40-41,386.96-20,201.04

Finding the Fourth Proportional to 27,577.40, 41,386.96 and 20,201.04

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Solution

The fourth proportional to 27,577.40, 41,386.96 and 20,201.04 is: 30,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,577.40 : 41,386.96 = 20,201.04 : x
  2. Step 2: Convert to fraction form
    27,577.40/41,386.96 = 20,201.04/x
  3. Step 3: Cross multiply
    27,577.40x = 41,386.96 × 20,201.04
  4. Step 4: Simplify right side
    27,577.40x = 836,059,634.44
  5. Step 5: Solve for x
    x = 836,059,634.44/27,577.40
  6. Step 6: Final answer
    x = 30,316.84

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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.