Home / 43,156.48-64,707.92-18,183.68

Finding the Fourth Proportional to 43,156.48, 64,707.92 and 18,183.68

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Solution

The fourth proportional to 43,156.48, 64,707.92 and 18,183.68 is: 27,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156.48 : 64,707.92 = 18,183.68 : x
  2. Step 2: Convert to fraction form
    43,156.48/64,707.92 = 18,183.68/x
  3. Step 3: Cross multiply
    43,156.48x = 64,707.92 × 18,183.68
  4. Step 4: Simplify right side
    43,156.48x = 1,176,628,110.75
  5. Step 5: Solve for x
    x = 1,176,628,110.75/43,156.48
  6. Step 6: Final answer
    x = 27,264.23

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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.