Home / 50,960.94-70,327.03-27,990.61

Finding the Fourth Proportional to 50,960.94, 70,327.03 and 27,990.61

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Solution

The fourth proportional to 50,960.94, 70,327.03 and 27,990.61 is: 38,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960.94 : 70,327.03 = 27,990.61 : x
  2. Step 2: Convert to fraction form
    50,960.94/70,327.03 = 27,990.61/x
  3. Step 3: Cross multiply
    50,960.94x = 70,327.03 × 27,990.61
  4. Step 4: Simplify right side
    50,960.94x = 1,968,495,977.60
  5. Step 5: Solve for x
    x = 1,968,495,977.60/50,960.94
  6. Step 6: Final answer
    x = 38,627.54

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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.