Home / 50,975.47-70,343.87-28,316.03

Finding the Fourth Proportional to 50,975.47, 70,343.87 and 28,316.03

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Solution

The fourth proportional to 50,975.47, 70,343.87 and 28,316.03 is: 39,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,975.47 : 70,343.87 = 28,316.03 : x
  2. Step 2: Convert to fraction form
    50,975.47/70,343.87 = 28,316.03/x
  3. Step 3: Cross multiply
    50,975.47x = 70,343.87 × 28,316.03
  4. Step 4: Simplify right side
    50,975.47x = 1,991,858,639.94
  5. Step 5: Solve for x
    x = 1,991,858,639.94/50,975.47
  6. Step 6: Final answer
    x = 39,074.85

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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.