Home / 29,142.06-43,713.36-8,365.56

Finding the Fourth Proportional to 29,142.06, 43,713.36 and 8,365.56

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Solution

The fourth proportional to 29,142.06, 43,713.36 and 8,365.56 is: 12,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142.06 : 43,713.36 = 8,365.56 : x
  2. Step 2: Convert to fraction form
    29,142.06/43,713.36 = 8,365.56/x
  3. Step 3: Cross multiply
    29,142.06x = 43,713.36 × 8,365.56
  4. Step 4: Simplify right side
    29,142.06x = 365,686,735.88
  5. Step 5: Solve for x
    x = 365,686,735.88/29,142.06
  6. Step 6: Final answer
    x = 12,548.42

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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.