Home / 50,969.05-70,338.23-28,310.14

Finding the Fourth Proportional to 50,969.05, 70,338.23 and 28,310.14

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Solution

The fourth proportional to 50,969.05, 70,338.23 and 28,310.14 is: 39,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,969.05 : 70,338.23 = 28,310.14 : x
  2. Step 2: Convert to fraction form
    50,969.05/70,338.23 = 28,310.14/x
  3. Step 3: Cross multiply
    50,969.05x = 70,338.23 × 28,310.14
  4. Step 4: Simplify right side
    50,969.05x = 1,991,285,138.65
  5. Step 5: Solve for x
    x = 1,991,285,138.65/50,969.05
  6. Step 6: Final answer
    x = 39,068.52

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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.