Home / 46,626.63-69,976.79-20,349.82

Finding the Fourth Proportional to 46,626.63, 69,976.79 and 20,349.82

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Solution

The fourth proportional to 46,626.63, 69,976.79 and 20,349.82 is: 30,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,626.63 : 69,976.79 = 20,349.82 : x
  2. Step 2: Convert to fraction form
    46,626.63/69,976.79 = 20,349.82/x
  3. Step 3: Cross multiply
    46,626.63x = 69,976.79 × 20,349.82
  4. Step 4: Simplify right side
    46,626.63x = 1,424,015,080.68
  5. Step 5: Solve for x
    x = 1,424,015,080.68/46,626.63
  6. Step 6: Final answer
    x = 30,540.81

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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.