Home / 51,451.80-70,982.44-33,540.24

Finding the Fourth Proportional to 51,451.80, 70,982.44 and 33,540.24

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Solution

The fourth proportional to 51,451.80, 70,982.44 and 33,540.24 is: 46,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,451.80 : 70,982.44 = 33,540.24 : x
  2. Step 2: Convert to fraction form
    51,451.80/70,982.44 = 33,540.24/x
  3. Step 3: Cross multiply
    51,451.80x = 70,982.44 × 33,540.24
  4. Step 4: Simplify right side
    51,451.80x = 2,380,768,073.39
  5. Step 5: Solve for x
    x = 2,380,768,073.39/51,451.80
  6. Step 6: Final answer
    x = 46,271.81

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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.