Home / 47,355.53-71,033.39-19,255.76

Finding the Fourth Proportional to 47,355.53, 71,033.39 and 19,255.76

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Solution

The fourth proportional to 47,355.53, 71,033.39 and 19,255.76 is: 28,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.53 : 71,033.39 = 19,255.76 : x
  2. Step 2: Convert to fraction form
    47,355.53/71,033.39 = 19,255.76/x
  3. Step 3: Cross multiply
    47,355.53x = 71,033.39 × 19,255.76
  4. Step 4: Simplify right side
    47,355.53x = 1,367,801,458.38
  5. Step 5: Solve for x
    x = 1,367,801,458.38/47,355.53
  6. Step 6: Final answer
    x = 28,883.67

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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.