Home / 20,839.42-31,252.60-6,049.36

Finding the Fourth Proportional to 20,839.42, 31,252.60 and 6,049.36

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Solution

The fourth proportional to 20,839.42, 31,252.60 and 6,049.36 is: 9,072.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,839.42 : 31,252.60 = 6,049.36 : x
  2. Step 2: Convert to fraction form
    20,839.42/31,252.60 = 6,049.36/x
  3. Step 3: Cross multiply
    20,839.42x = 31,252.60 × 6,049.36
  4. Step 4: Simplify right side
    20,839.42x = 189,058,228.34
  5. Step 5: Solve for x
    x = 189,058,228.34/20,839.42
  6. Step 6: Final answer
    x = 9,072.14

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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.