Home / 35,975.40-49,633.97-20,862.55

Finding the Fourth Proportional to 35,975.40, 49,633.97 and 20,862.55

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Solution

The fourth proportional to 35,975.40, 49,633.97 and 20,862.55 is: 28,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,975.40 : 49,633.97 = 20,862.55 : x
  2. Step 2: Convert to fraction form
    35,975.40/49,633.97 = 20,862.55/x
  3. Step 3: Cross multiply
    35,975.40x = 49,633.97 × 20,862.55
  4. Step 4: Simplify right side
    35,975.40x = 1,035,491,180.82
  5. Step 5: Solve for x
    x = 1,035,491,180.82/35,975.40
  6. Step 6: Final answer
    x = 28,783.31

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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.