Home / 20,058.13-30,098.13-8,964.37

Finding the Fourth Proportional to 20,058.13, 30,098.13 and 8,964.37

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Solution

The fourth proportional to 20,058.13, 30,098.13 and 8,964.37 is: 13,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.13 : 30,098.13 = 8,964.37 : x
  2. Step 2: Convert to fraction form
    20,058.13/30,098.13 = 8,964.37/x
  3. Step 3: Cross multiply
    20,058.13x = 30,098.13 × 8,964.37
  4. Step 4: Simplify right side
    20,058.13x = 269,810,773.63
  5. Step 5: Solve for x
    x = 269,810,773.63/20,058.13
  6. Step 6: Final answer
    x = 13,451.44

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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.