Home / 50,676.14-69,932.61-28,015.70

Finding the Fourth Proportional to 50,676.14, 69,932.61 and 28,015.70

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Solution

The fourth proportional to 50,676.14, 69,932.61 and 28,015.70 is: 38,661.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,676.14 : 69,932.61 = 28,015.70 : x
  2. Step 2: Convert to fraction form
    50,676.14/69,932.61 = 28,015.70/x
  3. Step 3: Cross multiply
    50,676.14x = 69,932.61 × 28,015.70
  4. Step 4: Simplify right side
    50,676.14x = 1,959,211,196.81
  5. Step 5: Solve for x
    x = 1,959,211,196.81/50,676.14
  6. Step 6: Final answer
    x = 38,661.42

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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.