Home / 35,975.82-49,651.52-20,668.35

Finding the Fourth Proportional to 35,975.82, 49,651.52 and 20,668.35

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Solution

The fourth proportional to 35,975.82, 49,651.52 and 20,668.35 is: 28,525.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,975.82 : 49,651.52 = 20,668.35 : x
  2. Step 2: Convert to fraction form
    35,975.82/49,651.52 = 20,668.35/x
  3. Step 3: Cross multiply
    35,975.82x = 49,651.52 × 20,668.35
  4. Step 4: Simplify right side
    35,975.82x = 1,026,214,993.39
  5. Step 5: Solve for x
    x = 1,026,214,993.39/35,975.82
  6. Step 6: Final answer
    x = 28,525.13

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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.