Home / 19,189.10-26,473.94-11,629.98

Finding the Fourth Proportional to 19,189.10, 26,473.94 and 11,629.98

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Solution

The fourth proportional to 19,189.10, 26,473.94 and 11,629.98 is: 16,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.10 : 26,473.94 = 11,629.98 : x
  2. Step 2: Convert to fraction form
    19,189.10/26,473.94 = 11,629.98/x
  3. Step 3: Cross multiply
    19,189.10x = 26,473.94 × 11,629.98
  4. Step 4: Simplify right side
    19,189.10x = 307,891,334.57
  5. Step 5: Solve for x
    x = 307,891,334.57/19,189.10
  6. Step 6: Final answer
    x = 16,045.11

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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.