Home / 19,651.75-27,119.24-10,699.23

Finding the Fourth Proportional to 19,651.75, 27,119.24 and 10,699.23

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Solution

The fourth proportional to 19,651.75, 27,119.24 and 10,699.23 is: 14,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.75 : 27,119.24 = 10,699.23 : x
  2. Step 2: Convert to fraction form
    19,651.75/27,119.24 = 10,699.23/x
  3. Step 3: Cross multiply
    19,651.75x = 27,119.24 × 10,699.23
  4. Step 4: Simplify right side
    19,651.75x = 290,154,986.19
  5. Step 5: Solve for x
    x = 290,154,986.19/19,651.75
  6. Step 6: Final answer
    x = 14,764.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.