Home / 51,706.70-71,362.97-31,575.25

Finding the Fourth Proportional to 51,706.70, 71,362.97 and 31,575.25

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Solution

The fourth proportional to 51,706.70, 71,362.97 and 31,575.25 is: 43,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.70 : 71,362.97 = 31,575.25 : x
  2. Step 2: Convert to fraction form
    51,706.70/71,362.97 = 31,575.25/x
  3. Step 3: Cross multiply
    51,706.70x = 71,362.97 × 31,575.25
  4. Step 4: Simplify right side
    51,706.70x = 2,253,303,668.23
  5. Step 5: Solve for x
    x = 2,253,303,668.23/51,706.70
  6. Step 6: Final answer
    x = 43,578.56

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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.