Home / 37,692.78-52,017.48-20,698.44

Finding the Fourth Proportional to 37,692.78, 52,017.48 and 20,698.44

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Solution

The fourth proportional to 37,692.78, 52,017.48 and 20,698.44 is: 28,564.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,692.78 : 52,017.48 = 20,698.44 : x
  2. Step 2: Convert to fraction form
    37,692.78/52,017.48 = 20,698.44/x
  3. Step 3: Cross multiply
    37,692.78x = 52,017.48 × 20,698.44
  4. Step 4: Simplify right side
    37,692.78x = 1,076,680,688.73
  5. Step 5: Solve for x
    x = 1,076,680,688.73/37,692.78
  6. Step 6: Final answer
    x = 28,564.64

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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.