Home / 47,584.48-71,354.56-21,289.44

Finding the Fourth Proportional to 47,584.48, 71,354.56 and 21,289.44

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Solution

The fourth proportional to 47,584.48, 71,354.56 and 21,289.44 is: 31,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,584.48 : 71,354.56 = 21,289.44 : x
  2. Step 2: Convert to fraction form
    47,584.48/71,354.56 = 21,289.44/x
  3. Step 3: Cross multiply
    47,584.48x = 71,354.56 × 21,289.44
  4. Step 4: Simplify right side
    47,584.48x = 1,519,098,623.85
  5. Step 5: Solve for x
    x = 1,519,098,623.85/47,584.48
  6. Step 6: Final answer
    x = 31,924.25

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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.