Home / 27,075.56-37,371.04-21,676.92

Finding the Fourth Proportional to 27,075.56, 37,371.04 and 21,676.92

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Solution

The fourth proportional to 27,075.56, 37,371.04 and 21,676.92 is: 29,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.56 : 37,371.04 = 21,676.92 : x
  2. Step 2: Convert to fraction form
    27,075.56/37,371.04 = 21,676.92/x
  3. Step 3: Cross multiply
    27,075.56x = 37,371.04 × 21,676.92
  4. Step 4: Simplify right side
    27,075.56x = 810,089,044.40
  5. Step 5: Solve for x
    x = 810,089,044.40/27,075.56
  6. Step 6: Final answer
    x = 29,919.57

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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.