Home / 50,267.77-75,372.83-20,661.19

Finding the Fourth Proportional to 50,267.77, 75,372.83 and 20,661.19

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Solution

The fourth proportional to 50,267.77, 75,372.83 and 20,661.19 is: 30,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,267.77 : 75,372.83 = 20,661.19 : x
  2. Step 2: Convert to fraction form
    50,267.77/75,372.83 = 20,661.19/x
  3. Step 3: Cross multiply
    50,267.77x = 75,372.83 × 20,661.19
  4. Step 4: Simplify right side
    50,267.77x = 1,557,292,147.21
  5. Step 5: Solve for x
    x = 1,557,292,147.21/50,267.77
  6. Step 6: Final answer
    x = 30,979.93

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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.