Home / 20,027.24-27,637.78-11,075.35

Finding the Fourth Proportional to 20,027.24, 27,637.78 and 11,075.35

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Solution

The fourth proportional to 20,027.24, 27,637.78 and 11,075.35 is: 15,284.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.24 : 27,637.78 = 11,075.35 : x
  2. Step 2: Convert to fraction form
    20,027.24/27,637.78 = 11,075.35/x
  3. Step 3: Cross multiply
    20,027.24x = 27,637.78 × 11,075.35
  4. Step 4: Simplify right side
    20,027.24x = 306,097,962.25
  5. Step 5: Solve for x
    x = 306,097,962.25/20,027.24
  6. Step 6: Final answer
    x = 15,284.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.