Home / 27,627.87-38,126.44-15,052.62

Finding the Fourth Proportional to 27,627.87, 38,126.44 and 15,052.62

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Solution

The fourth proportional to 27,627.87, 38,126.44 and 15,052.62 is: 20,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.87 : 38,126.44 = 15,052.62 : x
  2. Step 2: Convert to fraction form
    27,627.87/38,126.44 = 15,052.62/x
  3. Step 3: Cross multiply
    27,627.87x = 38,126.44 × 15,052.62
  4. Step 4: Simplify right side
    27,627.87x = 573,902,813.27
  5. Step 5: Solve for x
    x = 573,902,813.27/27,627.87
  6. Step 6: Final answer
    x = 20,772.60

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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.