Home / 50,285.19-69,405-33,290.07

Finding the Fourth Proportional to 50,285.19, 69,405 and 33,290.07

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Solution

The fourth proportional to 50,285.19, 69,405 and 33,290.07 is: 45,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,285.19 : 69,405 = 33,290.07 : x
  2. Step 2: Convert to fraction form
    50,285.19/69,405 = 33,290.07/x
  3. Step 3: Cross multiply
    50,285.19x = 69,405 × 33,290.07
  4. Step 4: Simplify right side
    50,285.19x = 2,310,497,308.35
  5. Step 5: Solve for x
    x = 2,310,497,308.35/50,285.19
  6. Step 6: Final answer
    x = 45,947.87

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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.