Home / 34,947.80-48,224.32-20,797.88

Finding the Fourth Proportional to 34,947.80, 48,224.32 and 20,797.88

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Solution

The fourth proportional to 34,947.80, 48,224.32 and 20,797.88 is: 28,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,947.80 : 48,224.32 = 20,797.88 : x
  2. Step 2: Convert to fraction form
    34,947.80/48,224.32 = 20,797.88/x
  3. Step 3: Cross multiply
    34,947.80x = 48,224.32 × 20,797.88
  4. Step 4: Simplify right side
    34,947.80x = 1,002,963,620.44
  5. Step 5: Solve for x
    x = 1,002,963,620.44/34,947.80
  6. Step 6: Final answer
    x = 28,698.91

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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.