Home / 33,430.97-50,149.79-12,376.64

Finding the Fourth Proportional to 33,430.97, 50,149.79 and 12,376.64

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Solution

The fourth proportional to 33,430.97, 50,149.79 and 12,376.64 is: 18,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.97 : 50,149.79 = 12,376.64 : x
  2. Step 2: Convert to fraction form
    33,430.97/50,149.79 = 12,376.64/x
  3. Step 3: Cross multiply
    33,430.97x = 50,149.79 × 12,376.64
  4. Step 4: Simplify right side
    33,430.97x = 620,685,835.02
  5. Step 5: Solve for x
    x = 620,685,835.02/33,430.97
  6. Step 6: Final answer
    x = 18,566.19

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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.