Home / 50,325.14-69,448.83-28,815.21

Finding the Fourth Proportional to 50,325.14, 69,448.83 and 28,815.21

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Solution

The fourth proportional to 50,325.14, 69,448.83 and 28,815.21 is: 39,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,325.14 : 69,448.83 = 28,815.21 : x
  2. Step 2: Convert to fraction form
    50,325.14/69,448.83 = 28,815.21/x
  3. Step 3: Cross multiply
    50,325.14x = 69,448.83 × 28,815.21
  4. Step 4: Simplify right side
    50,325.14x = 2,001,182,620.70
  5. Step 5: Solve for x
    x = 2,001,182,620.70/50,325.14
  6. Step 6: Final answer
    x = 39,765.07

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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.