Home / 30,355.75-45,447.76-16,091.72

Finding the Fourth Proportional to 30,355.75, 45,447.76 and 16,091.72

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Solution

The fourth proportional to 30,355.75, 45,447.76 and 16,091.72 is: 24,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.75 : 45,447.76 = 16,091.72 : x
  2. Step 2: Convert to fraction form
    30,355.75/45,447.76 = 16,091.72/x
  3. Step 3: Cross multiply
    30,355.75x = 45,447.76 × 16,091.72
  4. Step 4: Simplify right side
    30,355.75x = 731,332,628.55
  5. Step 5: Solve for x
    x = 731,332,628.55/30,355.75
  6. Step 6: Final answer
    x = 24,092.06

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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.