Home / 51,197.43-70,651.38-28,536.33

Finding the Fourth Proportional to 51,197.43, 70,651.38 and 28,536.33

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Solution

The fourth proportional to 51,197.43, 70,651.38 and 28,536.33 is: 39,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.43 : 70,651.38 = 28,536.33 : x
  2. Step 2: Convert to fraction form
    51,197.43/70,651.38 = 28,536.33/x
  3. Step 3: Cross multiply
    51,197.43x = 70,651.38 × 28,536.33
  4. Step 4: Simplify right side
    51,197.43x = 2,016,131,094.64
  5. Step 5: Solve for x
    x = 2,016,131,094.64/51,197.43
  6. Step 6: Final answer
    x = 39,379.54

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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.