Home / 19,970.84-27,559.94-11,018.26

Finding the Fourth Proportional to 19,970.84, 27,559.94 and 11,018.26

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Solution

The fourth proportional to 19,970.84, 27,559.94 and 11,018.26 is: 15,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.84 : 27,559.94 = 11,018.26 : x
  2. Step 2: Convert to fraction form
    19,970.84/27,559.94 = 11,018.26/x
  3. Step 3: Cross multiply
    19,970.84x = 27,559.94 × 11,018.26
  4. Step 4: Simplify right side
    19,970.84x = 303,662,391.61
  5. Step 5: Solve for x
    x = 303,662,391.61/19,970.84
  6. Step 6: Final answer
    x = 15,205.29

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1.5x scale

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.