Home / 27,966.62-38,593.34-15,220.04

Finding the Fourth Proportional to 27,966.62, 38,593.34 and 15,220.04

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Solution

The fourth proportional to 27,966.62, 38,593.34 and 15,220.04 is: 21,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.62 : 38,593.34 = 15,220.04 : x
  2. Step 2: Convert to fraction form
    27,966.62/38,593.34 = 15,220.04/x
  3. Step 3: Cross multiply
    27,966.62x = 38,593.34 × 15,220.04
  4. Step 4: Simplify right side
    27,966.62x = 587,392,178.53
  5. Step 5: Solve for x
    x = 587,392,178.53/27,966.62
  6. Step 6: Final answer
    x = 21,003.33

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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.