Home / 50,290.94-69,415.46-28,792.74

Finding the Fourth Proportional to 50,290.94, 69,415.46 and 28,792.74

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Solution

The fourth proportional to 50,290.94, 69,415.46 and 28,792.74 is: 39,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,290.94 : 69,415.46 = 28,792.74 : x
  2. Step 2: Convert to fraction form
    50,290.94/69,415.46 = 28,792.74/x
  3. Step 3: Cross multiply
    50,290.94x = 69,415.46 × 28,792.74
  4. Step 4: Simplify right side
    50,290.94x = 1,998,661,291.76
  5. Step 5: Solve for x
    x = 1,998,661,291.76/50,290.94
  6. Step 6: Final answer
    x = 39,741.98

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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.