Home / 20,858.00-31,286.67-5,063.16

Finding the Fourth Proportional to 20,858.00, 31,286.67 and 5,063.16

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Solution

The fourth proportional to 20,858.00, 31,286.67 and 5,063.16 is: 7,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,858.00 : 31,286.67 = 5,063.16 : x
  2. Step 2: Convert to fraction form
    20,858.00/31,286.67 = 5,063.16/x
  3. Step 3: Cross multiply
    20,858.00x = 31,286.67 × 5,063.16
  4. Step 4: Simplify right side
    20,858.00x = 158,409,416.08
  5. Step 5: Solve for x
    x = 158,409,416.08/20,858.00
  6. Step 6: Final answer
    x = 7,594.66

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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.