Home / 54,422.55-81,634.37-35,820.63

Finding the Fourth Proportional to 54,422.55, 81,634.37 and 35,820.63

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Solution

The fourth proportional to 54,422.55, 81,634.37 and 35,820.63 is: 53,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,422.55 : 81,634.37 = 35,820.63 : x
  2. Step 2: Convert to fraction form
    54,422.55/81,634.37 = 35,820.63/x
  3. Step 3: Cross multiply
    54,422.55x = 81,634.37 × 35,820.63
  4. Step 4: Simplify right side
    54,422.55x = 2,924,194,383.95
  5. Step 5: Solve for x
    x = 2,924,194,383.95/54,422.55
  6. Step 6: Final answer
    x = 53,731.30

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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.