Home / 31,205.44-46,725.88-18,695.80

Finding the Fourth Proportional to 31,205.44, 46,725.88 and 18,695.80

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Solution

The fourth proportional to 31,205.44, 46,725.88 and 18,695.80 is: 27,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,205.44 : 46,725.88 = 18,695.80 : x
  2. Step 2: Convert to fraction form
    31,205.44/46,725.88 = 18,695.80/x
  3. Step 3: Cross multiply
    31,205.44x = 46,725.88 × 18,695.80
  4. Step 4: Simplify right side
    31,205.44x = 873,577,707.30
  5. Step 5: Solve for x
    x = 873,577,707.30/31,205.44
  6. Step 6: Final answer
    x = 27,994.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.