Home / 37,949.87-52,368.12-20,951.37

Finding the Fourth Proportional to 37,949.87, 52,368.12 and 20,951.37

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Solution

The fourth proportional to 37,949.87, 52,368.12 and 20,951.37 is: 28,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,949.87 : 52,368.12 = 20,951.37 : x
  2. Step 2: Convert to fraction form
    37,949.87/52,368.12 = 20,951.37/x
  3. Step 3: Cross multiply
    37,949.87x = 52,368.12 × 20,951.37
  4. Step 4: Simplify right side
    37,949.87x = 1,097,183,858.32
  5. Step 5: Solve for x
    x = 1,097,183,858.32/37,949.87
  6. Step 6: Final answer
    x = 28,911.40

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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.