Home / 19,571.67-26,991.08-16,553.11

Finding the Fourth Proportional to 19,571.67, 26,991.08 and 16,553.11

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Solution

The fourth proportional to 19,571.67, 26,991.08 and 16,553.11 is: 22,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.67 : 26,991.08 = 16,553.11 : x
  2. Step 2: Convert to fraction form
    19,571.67/26,991.08 = 16,553.11/x
  3. Step 3: Cross multiply
    19,571.67x = 26,991.08 × 16,553.11
  4. Step 4: Simplify right side
    19,571.67x = 446,786,316.26
  5. Step 5: Solve for x
    x = 446,786,316.26/19,571.67
  6. Step 6: Final answer
    x = 22,828.22

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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.