Home / 50,724.39-70,022.07-30,313.65

Finding the Fourth Proportional to 50,724.39, 70,022.07 and 30,313.65

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Solution

The fourth proportional to 50,724.39, 70,022.07 and 30,313.65 is: 41,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,724.39 : 70,022.07 = 30,313.65 : x
  2. Step 2: Convert to fraction form
    50,724.39/70,022.07 = 30,313.65/x
  3. Step 3: Cross multiply
    50,724.39x = 70,022.07 × 30,313.65
  4. Step 4: Simplify right side
    50,724.39x = 2,122,624,522.26
  5. Step 5: Solve for x
    x = 2,122,624,522.26/50,724.39
  6. Step 6: Final answer
    x = 41,846.23

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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.