Home / 37,687.20-52,008.43-20,692.54

Finding the Fourth Proportional to 37,687.20, 52,008.43 and 20,692.54

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Solution

The fourth proportional to 37,687.20, 52,008.43 and 20,692.54 is: 28,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,687.20 : 52,008.43 = 20,692.54 : x
  2. Step 2: Convert to fraction form
    37,687.20/52,008.43 = 20,692.54/x
  3. Step 3: Cross multiply
    37,687.20x = 52,008.43 × 20,692.54
  4. Step 4: Simplify right side
    37,687.20x = 1,076,186,570.19
  5. Step 5: Solve for x
    x = 1,076,186,570.19/37,687.20
  6. Step 6: Final answer
    x = 28,555.76

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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.