Home / 20,839.96-31,263.01-6,046.95

Finding the Fourth Proportional to 20,839.96, 31,263.01 and 6,046.95

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Solution

The fourth proportional to 20,839.96, 31,263.01 and 6,046.95 is: 9,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,839.96 : 31,263.01 = 6,046.95 : x
  2. Step 2: Convert to fraction form
    20,839.96/31,263.01 = 6,046.95/x
  3. Step 3: Cross multiply
    20,839.96x = 31,263.01 × 6,046.95
  4. Step 4: Simplify right side
    20,839.96x = 189,045,843.20
  5. Step 5: Solve for x
    x = 189,045,843.20/20,839.96
  6. Step 6: Final answer
    x = 9,071.32

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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.