Home / 27,546.47-38,013.98-15,612.06

Finding the Fourth Proportional to 27,546.47, 38,013.98 and 15,612.06

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Solution

The fourth proportional to 27,546.47, 38,013.98 and 15,612.06 is: 21,544.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.47 : 38,013.98 = 15,612.06 : x
  2. Step 2: Convert to fraction form
    27,546.47/38,013.98 = 15,612.06/x
  3. Step 3: Cross multiply
    27,546.47x = 38,013.98 × 15,612.06
  4. Step 4: Simplify right side
    27,546.47x = 593,476,458.54
  5. Step 5: Solve for x
    x = 593,476,458.54/27,546.47
  6. Step 6: Final answer
    x = 21,544.56

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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.