Home / 50,857.44-70,187.40-28,203.52

Finding the Fourth Proportional to 50,857.44, 70,187.40 and 28,203.52

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Solution

The fourth proportional to 50,857.44, 70,187.40 and 28,203.52 is: 38,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,857.44 : 70,187.40 = 28,203.52 : x
  2. Step 2: Convert to fraction form
    50,857.44/70,187.40 = 28,203.52/x
  3. Step 3: Cross multiply
    50,857.44x = 70,187.40 × 28,203.52
  4. Step 4: Simplify right side
    50,857.44x = 1,979,531,739.65
  5. Step 5: Solve for x
    x = 1,979,531,739.65/50,857.44
  6. Step 6: Final answer
    x = 38,923.15

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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.