Home / 35,669.25-49,223.46-20,561.83

Finding the Fourth Proportional to 35,669.25, 49,223.46 and 20,561.83

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Solution

The fourth proportional to 35,669.25, 49,223.46 and 20,561.83 is: 28,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,669.25 : 49,223.46 = 20,561.83 : x
  2. Step 2: Convert to fraction form
    35,669.25/49,223.46 = 20,561.83/x
  3. Step 3: Cross multiply
    35,669.25x = 49,223.46 × 20,561.83
  4. Step 4: Simplify right side
    35,669.25x = 1,012,124,293.47
  5. Step 5: Solve for x
    x = 1,012,124,293.47/35,669.25
  6. Step 6: Final answer
    x = 28,375.26

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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.