Home / 19,356.98-26,716.64-11,401.16

Finding the Fourth Proportional to 19,356.98, 26,716.64 and 11,401.16

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Solution

The fourth proportional to 19,356.98, 26,716.64 and 11,401.16 is: 15,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.98 : 26,716.64 = 11,401.16 : x
  2. Step 2: Convert to fraction form
    19,356.98/26,716.64 = 11,401.16/x
  3. Step 3: Cross multiply
    19,356.98x = 26,716.64 × 11,401.16
  4. Step 4: Simplify right side
    19,356.98x = 304,600,496.71
  5. Step 5: Solve for x
    x = 304,600,496.71/19,356.98
  6. Step 6: Final answer
    x = 15,735.96

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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.