Home / 36,987.31-55,481.37-10,692.28

Finding the Fourth Proportional to 36,987.31, 55,481.37 and 10,692.28

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Solution

The fourth proportional to 36,987.31, 55,481.37 and 10,692.28 is: 16,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,987.31 : 55,481.37 = 10,692.28 : x
  2. Step 2: Convert to fraction form
    36,987.31/55,481.37 = 10,692.28/x
  3. Step 3: Cross multiply
    36,987.31x = 55,481.37 × 10,692.28
  4. Step 4: Simplify right side
    36,987.31x = 593,222,432.22
  5. Step 5: Solve for x
    x = 593,222,432.22/36,987.31
  6. Step 6: Final answer
    x = 16,038.54

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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.