Home / 23,684.75-32,685.22-13,074.39

Finding the Fourth Proportional to 23,684.75, 32,685.22 and 13,074.39

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Solution

The fourth proportional to 23,684.75, 32,685.22 and 13,074.39 is: 18,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,684.75 : 32,685.22 = 13,074.39 : x
  2. Step 2: Convert to fraction form
    23,684.75/32,685.22 = 13,074.39/x
  3. Step 3: Cross multiply
    23,684.75x = 32,685.22 × 13,074.39
  4. Step 4: Simplify right side
    23,684.75x = 427,339,313.52
  5. Step 5: Solve for x
    x = 427,339,313.52/23,684.75
  6. Step 6: Final answer
    x = 18,042.80

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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.