Home / 51,843.79-71,544.36-30,348.33

Finding the Fourth Proportional to 51,843.79, 71,544.36 and 30,348.33

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Solution

The fourth proportional to 51,843.79, 71,544.36 and 30,348.33 is: 41,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,843.79 : 71,544.36 = 30,348.33 : x
  2. Step 2: Convert to fraction form
    51,843.79/71,544.36 = 30,348.33/x
  3. Step 3: Cross multiply
    51,843.79x = 71,544.36 × 30,348.33
  4. Step 4: Simplify right side
    51,843.79x = 2,171,251,846.92
  5. Step 5: Solve for x
    x = 2,171,251,846.92/51,843.79
  6. Step 6: Final answer
    x = 41,880.65

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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.