Home / 19,811.08-29,716.64-5,020.01

Finding the Fourth Proportional to 19,811.08, 29,716.64 and 5,020.01

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Solution

The fourth proportional to 19,811.08, 29,716.64 and 5,020.01 is: 7,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811.08 : 29,716.64 = 5,020.01 : x
  2. Step 2: Convert to fraction form
    19,811.08/29,716.64 = 5,020.01/x
  3. Step 3: Cross multiply
    19,811.08x = 29,716.64 × 5,020.01
  4. Step 4: Simplify right side
    19,811.08x = 149,177,786.55
  5. Step 5: Solve for x
    x = 149,177,786.55/19,811.08
  6. Step 6: Final answer
    x = 7,530.02

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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.