Home / 37,274.21-51,437.09-20,277.98

Finding the Fourth Proportional to 37,274.21, 51,437.09 and 20,277.98

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Solution

The fourth proportional to 37,274.21, 51,437.09 and 20,277.98 is: 27,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,274.21 : 51,437.09 = 20,277.98 : x
  2. Step 2: Convert to fraction form
    37,274.21/51,437.09 = 20,277.98/x
  3. Step 3: Cross multiply
    37,274.21x = 51,437.09 × 20,277.98
  4. Step 4: Simplify right side
    37,274.21x = 1,043,039,923.70
  5. Step 5: Solve for x
    x = 1,043,039,923.70/37,274.21
  6. Step 6: Final answer
    x = 27,982.89

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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.