Home / 50,187.25-75,268.27-20,613.25

Finding the Fourth Proportional to 50,187.25, 75,268.27 and 20,613.25

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Solution

The fourth proportional to 50,187.25, 75,268.27 and 20,613.25 is: 30,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,187.25 : 75,268.27 = 20,613.25 : x
  2. Step 2: Convert to fraction form
    50,187.25/75,268.27 = 20,613.25/x
  3. Step 3: Cross multiply
    50,187.25x = 75,268.27 × 20,613.25
  4. Step 4: Simplify right side
    50,187.25x = 1,551,523,187.17
  5. Step 5: Solve for x
    x = 1,551,523,187.17/50,187.25
  6. Step 6: Final answer
    x = 30,914.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.