Home / 43,189.20-64,790.73-18,232.94

Finding the Fourth Proportional to 43,189.20, 64,790.73 and 18,232.94

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Solution

The fourth proportional to 43,189.20, 64,790.73 and 18,232.94 is: 27,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,189.20 : 64,790.73 = 18,232.94 : x
  2. Step 2: Convert to fraction form
    43,189.20/64,790.73 = 18,232.94/x
  3. Step 3: Cross multiply
    43,189.20x = 64,790.73 × 18,232.94
  4. Step 4: Simplify right side
    43,189.20x = 1,181,325,654.62
  5. Step 5: Solve for x
    x = 1,181,325,654.62/43,189.20
  6. Step 6: Final answer
    x = 27,352.34

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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.