Home / 37,280.64-51,446.52-20,285.22

Finding the Fourth Proportional to 37,280.64, 51,446.52 and 20,285.22

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Solution

The fourth proportional to 37,280.64, 51,446.52 and 20,285.22 is: 27,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.64 : 51,446.52 = 20,285.22 : x
  2. Step 2: Convert to fraction form
    37,280.64/51,446.52 = 20,285.22/x
  3. Step 3: Cross multiply
    37,280.64x = 51,446.52 × 20,285.22
  4. Step 4: Simplify right side
    37,280.64x = 1,043,603,976.43
  5. Step 5: Solve for x
    x = 1,043,603,976.43/37,280.64
  6. Step 6: Final answer
    x = 27,993.19

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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.