Home / 23,690.25-32,690.97-13,079.79

Finding the Fourth Proportional to 23,690.25, 32,690.97 and 13,079.79

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Solution

The fourth proportional to 23,690.25, 32,690.97 and 13,079.79 is: 18,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.25 : 32,690.97 = 13,079.79 : x
  2. Step 2: Convert to fraction form
    23,690.25/32,690.97 = 13,079.79/x
  3. Step 3: Cross multiply
    23,690.25x = 32,690.97 × 13,079.79
  4. Step 4: Simplify right side
    23,690.25x = 427,591,022.50
  5. Step 5: Solve for x
    x = 427,591,022.50/23,690.25
  6. Step 6: Final answer
    x = 18,049.24

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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.