Home / 33,556.20-50,334.30-30,215.40

Finding the Fourth Proportional to 33,556.20, 50,334.30 and 30,215.40

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Solution

The fourth proportional to 33,556.20, 50,334.30 and 30,215.40 is: 45,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,556.20 : 50,334.30 = 30,215.40 : x
  2. Step 2: Convert to fraction form
    33,556.20/50,334.30 = 30,215.40/x
  3. Step 3: Cross multiply
    33,556.20x = 50,334.30 × 30,215.40
  4. Step 4: Simplify right side
    33,556.20x = 1,520,871,008.22
  5. Step 5: Solve for x
    x = 1,520,871,008.22/33,556.20
  6. Step 6: Final answer
    x = 45,323.10

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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.