Home / 47,383.22-71,013.34-19,270.55

Finding the Fourth Proportional to 47,383.22, 71,013.34 and 19,270.55

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Solution

The fourth proportional to 47,383.22, 71,013.34 and 19,270.55 is: 28,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383.22 : 71,013.34 = 19,270.55 : x
  2. Step 2: Convert to fraction form
    47,383.22/71,013.34 = 19,270.55/x
  3. Step 3: Cross multiply
    47,383.22x = 71,013.34 × 19,270.55
  4. Step 4: Simplify right side
    47,383.22x = 1,368,466,119.14
  5. Step 5: Solve for x
    x = 1,368,466,119.14/47,383.22
  6. Step 6: Final answer
    x = 28,880.82

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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.