Home / 23,318.33-32,183.43-13,757.65

Finding the Fourth Proportional to 23,318.33, 32,183.43 and 13,757.65

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Solution

The fourth proportional to 23,318.33, 32,183.43 and 13,757.65 is: 18,987.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.33 : 32,183.43 = 13,757.65 : x
  2. Step 2: Convert to fraction form
    23,318.33/32,183.43 = 13,757.65/x
  3. Step 3: Cross multiply
    23,318.33x = 32,183.43 × 13,757.65
  4. Step 4: Simplify right side
    23,318.33x = 442,768,233.69
  5. Step 5: Solve for x
    x = 442,768,233.69/23,318.33
  6. Step 6: Final answer
    x = 18,987.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.