Home / 19,563.29-26,996.86-11,179.25

Finding the Fourth Proportional to 19,563.29, 26,996.86 and 11,179.25

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Solution

The fourth proportional to 19,563.29, 26,996.86 and 11,179.25 is: 15,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,563.29 : 26,996.86 = 11,179.25 : x
  2. Step 2: Convert to fraction form
    19,563.29/26,996.86 = 11,179.25/x
  3. Step 3: Cross multiply
    19,563.29x = 26,996.86 × 11,179.25
  4. Step 4: Simplify right side
    19,563.29x = 301,804,647.16
  5. Step 5: Solve for x
    x = 301,804,647.16/19,563.29
  6. Step 6: Final answer
    x = 15,427.09

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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.