Home / 33,610.20-50,415.30-30,985.80

Finding the Fourth Proportional to 33,610.20, 50,415.30 and 30,985.80

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Solution

The fourth proportional to 33,610.20, 50,415.30 and 30,985.80 is: 46,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,610.20 : 50,415.30 = 30,985.80 : x
  2. Step 2: Convert to fraction form
    33,610.20/50,415.30 = 30,985.80/x
  3. Step 3: Cross multiply
    33,610.20x = 50,415.30 × 30,985.80
  4. Step 4: Simplify right side
    33,610.20x = 1,562,158,402.74
  5. Step 5: Solve for x
    x = 1,562,158,402.74/33,610.20
  6. Step 6: Final answer
    x = 46,478.70

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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.