Home / 19,054.44-28,542.78-9,801

Finding the Fourth Proportional to 19,054.44, 28,542.78 and 9,801

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Solution

The fourth proportional to 19,054.44, 28,542.78 and 9,801 is: 14,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.44 : 28,542.78 = 9,801 : x
  2. Step 2: Convert to fraction form
    19,054.44/28,542.78 = 9,801/x
  3. Step 3: Cross multiply
    19,054.44x = 28,542.78 × 9,801
  4. Step 4: Simplify right side
    19,054.44x = 279,747,786.78
  5. Step 5: Solve for x
    x = 279,747,786.78/19,054.44
  6. Step 6: Final answer
    x = 14,681.50

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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.