Home / 20,233.50-30,353.88-6,193.26

Finding the Fourth Proportional to 20,233.50, 30,353.88 and 6,193.26

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Solution

The fourth proportional to 20,233.50, 30,353.88 and 6,193.26 is: 9,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.50 : 30,353.88 = 6,193.26 : x
  2. Step 2: Convert to fraction form
    20,233.50/30,353.88 = 6,193.26/x
  3. Step 3: Cross multiply
    20,233.50x = 30,353.88 × 6,193.26
  4. Step 4: Simplify right side
    20,233.50x = 187,989,494.07
  5. Step 5: Solve for x
    x = 187,989,494.07/20,233.50
  6. Step 6: Final answer
    x = 9,291.00

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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.