Home / 50,671.88-76,016.08-15,611.54

Finding the Fourth Proportional to 50,671.88, 76,016.08 and 15,611.54

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Solution

The fourth proportional to 50,671.88, 76,016.08 and 15,611.54 is: 23,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,671.88 : 76,016.08 = 15,611.54 : x
  2. Step 2: Convert to fraction form
    50,671.88/76,016.08 = 15,611.54/x
  3. Step 3: Cross multiply
    50,671.88x = 76,016.08 × 15,611.54
  4. Step 4: Simplify right side
    50,671.88x = 1,186,727,636.16
  5. Step 5: Solve for x
    x = 1,186,727,636.16/50,671.88
  6. Step 6: Final answer
    x = 23,419.85

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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.