Home / 40,771.28-61,150.37-11,182.20

Finding the Fourth Proportional to 40,771.28, 61,150.37 and 11,182.20

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Solution

The fourth proportional to 40,771.28, 61,150.37 and 11,182.20 is: 16,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,771.28 : 61,150.37 = 11,182.20 : x
  2. Step 2: Convert to fraction form
    40,771.28/61,150.37 = 11,182.20/x
  3. Step 3: Cross multiply
    40,771.28x = 61,150.37 × 11,182.20
  4. Step 4: Simplify right side
    40,771.28x = 683,795,611.50
  5. Step 5: Solve for x
    x = 683,795,611.50/40,771.28
  6. Step 6: Final answer
    x = 16,771.50

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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.