Home / 50,536.08-69,739.64-28,180.08

Finding the Fourth Proportional to 50,536.08, 69,739.64 and 28,180.08

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Solution

The fourth proportional to 50,536.08, 69,739.64 and 28,180.08 is: 38,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,536.08 : 69,739.64 = 28,180.08 : x
  2. Step 2: Convert to fraction form
    50,536.08/69,739.64 = 28,180.08/x
  3. Step 3: Cross multiply
    50,536.08x = 69,739.64 × 28,180.08
  4. Step 4: Simplify right side
    50,536.08x = 1,965,268,634.37
  5. Step 5: Solve for x
    x = 1,965,268,634.37/50,536.08
  6. Step 6: Final answer
    x = 38,888.43

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1.5x scale

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.