Home / 49,783.14-68,694.80-28,272.75

Finding the Fourth Proportional to 49,783.14, 68,694.80 and 28,272.75

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Solution

The fourth proportional to 49,783.14, 68,694.80 and 28,272.75 is: 39,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783.14 : 68,694.80 = 28,272.75 : x
  2. Step 2: Convert to fraction form
    49,783.14/68,694.80 = 28,272.75/x
  3. Step 3: Cross multiply
    49,783.14x = 68,694.80 × 28,272.75
  4. Step 4: Simplify right side
    49,783.14x = 1,942,190,666.76
  5. Step 5: Solve for x
    x = 1,942,190,666.76/49,783.14
  6. Step 6: Final answer
    x = 39,013.02

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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.