Home / 46,212.43-69,318.62-18,145.69

Finding the Fourth Proportional to 46,212.43, 69,318.62 and 18,145.69

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Solution

The fourth proportional to 46,212.43, 69,318.62 and 18,145.69 is: 27,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,212.43 : 69,318.62 = 18,145.69 : x
  2. Step 2: Convert to fraction form
    46,212.43/69,318.62 = 18,145.69/x
  3. Step 3: Cross multiply
    46,212.43x = 69,318.62 × 18,145.69
  4. Step 4: Simplify right side
    46,212.43x = 1,257,833,843.15
  5. Step 5: Solve for x
    x = 1,257,833,843.15/46,212.43
  6. Step 6: Final answer
    x = 27,218.52

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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.