Home / 23,684.82-32,685.09-13,074.45

Finding the Fourth Proportional to 23,684.82, 32,685.09 and 13,074.45

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Solution

The fourth proportional to 23,684.82, 32,685.09 and 13,074.45 is: 18,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,684.82 : 32,685.09 = 13,074.45 : x
  2. Step 2: Convert to fraction form
    23,684.82/32,685.09 = 13,074.45/x
  3. Step 3: Cross multiply
    23,684.82x = 32,685.09 × 13,074.45
  4. Step 4: Simplify right side
    23,684.82x = 427,339,574.95
  5. Step 5: Solve for x
    x = 427,339,574.95/23,684.82
  6. Step 6: Final answer
    x = 18,042.76

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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.