Home / 37,274.54-51,439.83-20,279.84

Finding the Fourth Proportional to 37,274.54, 51,439.83 and 20,279.84

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Solution

The fourth proportional to 37,274.54, 51,439.83 and 20,279.84 is: 27,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,274.54 : 51,439.83 = 20,279.84 : x
  2. Step 2: Convert to fraction form
    37,274.54/51,439.83 = 20,279.84/x
  3. Step 3: Cross multiply
    37,274.54x = 51,439.83 × 20,279.84
  4. Step 4: Simplify right side
    37,274.54x = 1,043,191,522.03
  5. Step 5: Solve for x
    x = 1,043,191,522.03/37,274.54
  6. Step 6: Final answer
    x = 27,986.70

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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.