Home / 27,357.89-37,771.72-17,805.56

Finding the Fourth Proportional to 27,357.89, 37,771.72 and 17,805.56

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Solution

The fourth proportional to 27,357.89, 37,771.72 and 17,805.56 is: 24,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,357.89 : 37,771.72 = 17,805.56 : x
  2. Step 2: Convert to fraction form
    27,357.89/37,771.72 = 17,805.56/x
  3. Step 3: Cross multiply
    27,357.89x = 37,771.72 × 17,805.56
  4. Step 4: Simplify right side
    27,357.89x = 672,546,393.39
  5. Step 5: Solve for x
    x = 672,546,393.39/27,357.89
  6. Step 6: Final answer
    x = 24,583.27

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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.