Home / 23,020.58-31,768.54-13,593.80

Finding the Fourth Proportional to 23,020.58, 31,768.54 and 13,593.80

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Solution

The fourth proportional to 23,020.58, 31,768.54 and 13,593.80 is: 18,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.58 : 31,768.54 = 13,593.80 : x
  2. Step 2: Convert to fraction form
    23,020.58/31,768.54 = 13,593.80/x
  3. Step 3: Cross multiply
    23,020.58x = 31,768.54 × 13,593.80
  4. Step 4: Simplify right side
    23,020.58x = 431,855,179.05
  5. Step 5: Solve for x
    x = 431,855,179.05/23,020.58
  6. Step 6: Final answer
    x = 18,759.53

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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.