Home / 49,857.03-68,799.15-28,056.48

Finding the Fourth Proportional to 49,857.03, 68,799.15 and 28,056.48

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Solution

The fourth proportional to 49,857.03, 68,799.15 and 28,056.48 is: 38,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,857.03 : 68,799.15 = 28,056.48 : x
  2. Step 2: Convert to fraction form
    49,857.03/68,799.15 = 28,056.48/x
  3. Step 3: Cross multiply
    49,857.03x = 68,799.15 × 28,056.48
  4. Step 4: Simplify right side
    49,857.03x = 1,930,261,975.99
  5. Step 5: Solve for x
    x = 1,930,261,975.99/49,857.03
  6. Step 6: Final answer
    x = 38,715.94

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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.