Home / 50,676.64-69,933.30-28,016.21

Finding the Fourth Proportional to 50,676.64, 69,933.30 and 28,016.21

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Solution

The fourth proportional to 50,676.64, 69,933.30 and 28,016.21 is: 38,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,676.64 : 69,933.30 = 28,016.21 : x
  2. Step 2: Convert to fraction form
    50,676.64/69,933.30 = 28,016.21/x
  3. Step 3: Cross multiply
    50,676.64x = 69,933.30 × 28,016.21
  4. Step 4: Simplify right side
    50,676.64x = 1,959,265,669.13
  5. Step 5: Solve for x
    x = 1,959,265,669.13/50,676.64
  6. Step 6: Final answer
    x = 38,662.11

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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.