Home / 43,812.36-65,619.72-30,723.30

Finding the Fourth Proportional to 43,812.36, 65,619.72 and 30,723.30

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Solution

The fourth proportional to 43,812.36, 65,619.72 and 30,723.30 is: 46,015.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,812.36 : 65,619.72 = 30,723.30 : x
  2. Step 2: Convert to fraction form
    43,812.36/65,619.72 = 30,723.30/x
  3. Step 3: Cross multiply
    43,812.36x = 65,619.72 × 30,723.30
  4. Step 4: Simplify right side
    43,812.36x = 2,016,054,343.48
  5. Step 5: Solve for x
    x = 2,016,054,343.48/43,812.36
  6. Step 6: Final answer
    x = 46,015.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.