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Finding the Fourth Proportional to 34,036.80, 50,945.88 and 18,202.20

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Solution

The fourth proportional to 34,036.80, 50,945.88 and 18,202.20 is: 27,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,036.80 : 50,945.88 = 18,202.20 : x
  2. Step 2: Convert to fraction form
    34,036.80/50,945.88 = 18,202.20/x
  3. Step 3: Cross multiply
    34,036.80x = 50,945.88 × 18,202.20
  4. Step 4: Simplify right side
    34,036.80x = 927,327,096.94
  5. Step 5: Solve for x
    x = 927,327,096.94/34,036.80
  6. Step 6: Final answer
    x = 27,244.84

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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.