Home / 33,340.60-50,015.87-12,279.02

Finding the Fourth Proportional to 33,340.60, 50,015.87 and 12,279.02

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Solution

The fourth proportional to 33,340.60, 50,015.87 and 12,279.02 is: 18,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,340.60 : 50,015.87 = 12,279.02 : x
  2. Step 2: Convert to fraction form
    33,340.60/50,015.87 = 12,279.02/x
  3. Step 3: Cross multiply
    33,340.60x = 50,015.87 × 12,279.02
  4. Step 4: Simplify right side
    33,340.60x = 614,145,868.05
  5. Step 5: Solve for x
    x = 614,145,868.05/33,340.60
  6. Step 6: Final answer
    x = 18,420.36

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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.