Home / 23,431.35-32,334.93-13,359.42

Finding the Fourth Proportional to 23,431.35, 32,334.93 and 13,359.42

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Solution

The fourth proportional to 23,431.35, 32,334.93 and 13,359.42 is: 18,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.35 : 32,334.93 = 13,359.42 : x
  2. Step 2: Convert to fraction form
    23,431.35/32,334.93 = 13,359.42/x
  3. Step 3: Cross multiply
    23,431.35x = 32,334.93 × 13,359.42
  4. Step 4: Simplify right side
    23,431.35x = 431,975,910.54
  5. Step 5: Solve for x
    x = 431,975,910.54/23,431.35
  6. Step 6: Final answer
    x = 18,435.81

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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.