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Finding the Fourth Proportional to 50,993.87, 70,374.68 and 28,333.01

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Solution

The fourth proportional to 50,993.87, 70,374.68 and 28,333.01 is: 39,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,993.87 : 70,374.68 = 28,333.01 : x
  2. Step 2: Convert to fraction form
    50,993.87/70,374.68 = 28,333.01/x
  3. Step 3: Cross multiply
    50,993.87x = 70,374.68 × 28,333.01
  4. Step 4: Simplify right side
    50,993.87x = 1,993,926,018.65
  5. Step 5: Solve for x
    x = 1,993,926,018.65/50,993.87
  6. Step 6: Final answer
    x = 39,101.29

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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.