Home / 35,675.36-49,231.50-20,568.05

Finding the Fourth Proportional to 35,675.36, 49,231.50 and 20,568.05

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Solution

The fourth proportional to 35,675.36, 49,231.50 and 20,568.05 is: 28,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.36 : 49,231.50 = 20,568.05 : x
  2. Step 2: Convert to fraction form
    35,675.36/49,231.50 = 20,568.05/x
  3. Step 3: Cross multiply
    35,675.36x = 49,231.50 × 20,568.05
  4. Step 4: Simplify right side
    35,675.36x = 1,012,595,953.58
  5. Step 5: Solve for x
    x = 1,012,595,953.58/35,675.36
  6. Step 6: Final answer
    x = 28,383.62

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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.