Home / 43,183.44-64,769.01-13,600.51

Finding the Fourth Proportional to 43,183.44, 64,769.01 and 13,600.51

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Solution

The fourth proportional to 43,183.44, 64,769.01 and 13,600.51 is: 20,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,183.44 : 64,769.01 = 13,600.51 : x
  2. Step 2: Convert to fraction form
    43,183.44/64,769.01 = 13,600.51/x
  3. Step 3: Cross multiply
    43,183.44x = 64,769.01 × 13,600.51
  4. Step 4: Simplify right side
    43,183.44x = 880,891,406.27
  5. Step 5: Solve for x
    x = 880,891,406.27/43,183.44
  6. Step 6: Final answer
    x = 20,398.82

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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.