Home / 20,058.68-30,090.82-8,369.22

Finding the Fourth Proportional to 20,058.68, 30,090.82 and 8,369.22

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Solution

The fourth proportional to 20,058.68, 30,090.82 and 8,369.22 is: 12,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.68 : 30,090.82 = 8,369.22 : x
  2. Step 2: Convert to fraction form
    20,058.68/30,090.82 = 8,369.22/x
  3. Step 3: Cross multiply
    20,058.68x = 30,090.82 × 8,369.22
  4. Step 4: Simplify right side
    20,058.68x = 251,836,692.56
  5. Step 5: Solve for x
    x = 251,836,692.56/20,058.68
  6. Step 6: Final answer
    x = 12,555.00

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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.