Home / 37,280.45-51,446.37-20,284.12

Finding the Fourth Proportional to 37,280.45, 51,446.37 and 20,284.12

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Solution

The fourth proportional to 37,280.45, 51,446.37 and 20,284.12 is: 27,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.45 : 51,446.37 = 20,284.12 : x
  2. Step 2: Convert to fraction form
    37,280.45/51,446.37 = 20,284.12/x
  3. Step 3: Cross multiply
    37,280.45x = 51,446.37 × 20,284.12
  4. Step 4: Simplify right side
    37,280.45x = 1,043,544,311.87
  5. Step 5: Solve for x
    x = 1,043,544,311.87/37,280.45
  6. Step 6: Final answer
    x = 27,991.73

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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.