Home / 30,768.36-46,243.20-25,536.87

Finding the Fourth Proportional to 30,768.36, 46,243.20 and 25,536.87

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Solution

The fourth proportional to 30,768.36, 46,243.20 and 25,536.87 is: 38,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768.36 : 46,243.20 = 25,536.87 : x
  2. Step 2: Convert to fraction form
    30,768.36/46,243.20 = 25,536.87/x
  3. Step 3: Cross multiply
    30,768.36x = 46,243.20 × 25,536.87
  4. Step 4: Simplify right side
    30,768.36x = 1,180,906,682.55
  5. Step 5: Solve for x
    x = 1,180,906,682.55/30,768.36
  6. Step 6: Final answer
    x = 38,380.56

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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.