Home / 35,324.94-48,726.78-20,975.02

Finding the Fourth Proportional to 35,324.94, 48,726.78 and 20,975.02

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Solution

The fourth proportional to 35,324.94, 48,726.78 and 20,975.02 is: 28,932.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.94 : 48,726.78 = 20,975.02 : x
  2. Step 2: Convert to fraction form
    35,324.94/48,726.78 = 20,975.02/x
  3. Step 3: Cross multiply
    35,324.94x = 48,726.78 × 20,975.02
  4. Step 4: Simplify right side
    35,324.94x = 1,022,045,185.04
  5. Step 5: Solve for x
    x = 1,022,045,185.04/35,324.94
  6. Step 6: Final answer
    x = 28,932.68

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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.