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Finding the Fourth Proportional to 20,058.72, 30,092.94 and 6,018.72

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Solution

The fourth proportional to 20,058.72, 30,092.94 and 6,018.72 is: 9,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.72 : 30,092.94 = 6,018.72 : x
  2. Step 2: Convert to fraction form
    20,058.72/30,092.94 = 6,018.72/x
  3. Step 3: Cross multiply
    20,058.72x = 30,092.94 × 6,018.72
  4. Step 4: Simplify right side
    20,058.72x = 181,120,979.84
  5. Step 5: Solve for x
    x = 181,120,979.84/20,058.72
  6. Step 6: Final answer
    x = 9,029.54

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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.