Home / 27,553.56-38,017.26-17,478.33

Finding the Fourth Proportional to 27,553.56, 38,017.26 and 17,478.33

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Solution

The fourth proportional to 27,553.56, 38,017.26 and 17,478.33 is: 24,115.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.56 : 38,017.26 = 17,478.33 : x
  2. Step 2: Convert to fraction form
    27,553.56/38,017.26 = 17,478.33/x
  3. Step 3: Cross multiply
    27,553.56x = 38,017.26 × 17,478.33
  4. Step 4: Simplify right side
    27,553.56x = 664,478,215.98
  5. Step 5: Solve for x
    x = 664,478,215.98/27,553.56
  6. Step 6: Final answer
    x = 24,115.88

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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.