Home / 37,435.37-51,660.99-20,439.95

Finding the Fourth Proportional to 37,435.37, 51,660.99 and 20,439.95

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Solution

The fourth proportional to 37,435.37, 51,660.99 and 20,439.95 is: 28,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,435.37 : 51,660.99 = 20,439.95 : x
  2. Step 2: Convert to fraction form
    37,435.37/51,660.99 = 20,439.95/x
  3. Step 3: Cross multiply
    37,435.37x = 51,660.99 × 20,439.95
  4. Step 4: Simplify right side
    37,435.37x = 1,055,947,794.25
  5. Step 5: Solve for x
    x = 1,055,947,794.25/37,435.37
  6. Step 6: Final answer
    x = 28,207.23

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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.