Home / 30,127.58-41,575.41-16,698.71

Finding the Fourth Proportional to 30,127.58, 41,575.41 and 16,698.71

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Solution

The fourth proportional to 30,127.58, 41,575.41 and 16,698.71 is: 23,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.58 : 41,575.41 = 16,698.71 : x
  2. Step 2: Convert to fraction form
    30,127.58/41,575.41 = 16,698.71/x
  3. Step 3: Cross multiply
    30,127.58x = 41,575.41 × 16,698.71
  4. Step 4: Simplify right side
    30,127.58x = 694,255,584.80
  5. Step 5: Solve for x
    x = 694,255,584.80/30,127.58
  6. Step 6: Final answer
    x = 23,043.86

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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.