Home / 20,553.24-30,817.90-8,058.62

Finding the Fourth Proportional to 20,553.24, 30,817.90 and 8,058.62

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Solution

The fourth proportional to 20,553.24, 30,817.90 and 8,058.62 is: 12,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,553.24 : 30,817.90 = 8,058.62 : x
  2. Step 2: Convert to fraction form
    20,553.24/30,817.90 = 8,058.62/x
  3. Step 3: Cross multiply
    20,553.24x = 30,817.90 × 8,058.62
  4. Step 4: Simplify right side
    20,553.24x = 248,349,832.42
  5. Step 5: Solve for x
    x = 248,349,832.42/20,553.24
  6. Step 6: Final answer
    x = 12,083.24

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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.