Home / 19,037.25-28,555.77-12,698.73

Finding the Fourth Proportional to 19,037.25, 28,555.77 and 12,698.73

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Solution

The fourth proportional to 19,037.25, 28,555.77 and 12,698.73 is: 19,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.25 : 28,555.77 = 12,698.73 : x
  2. Step 2: Convert to fraction form
    19,037.25/28,555.77 = 12,698.73/x
  3. Step 3: Cross multiply
    19,037.25x = 28,555.77 × 12,698.73
  4. Step 4: Simplify right side
    19,037.25x = 362,622,013.17
  5. Step 5: Solve for x
    x = 362,622,013.17/19,037.25
  6. Step 6: Final answer
    x = 19,048.02

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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.