Home / 47,485.03-71,201.25-19,424.80

Finding the Fourth Proportional to 47,485.03, 71,201.25 and 19,424.80

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Solution

The fourth proportional to 47,485.03, 71,201.25 and 19,424.80 is: 29,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,485.03 : 71,201.25 = 19,424.80 : x
  2. Step 2: Convert to fraction form
    47,485.03/71,201.25 = 19,424.80/x
  3. Step 3: Cross multiply
    47,485.03x = 71,201.25 × 19,424.80
  4. Step 4: Simplify right side
    47,485.03x = 1,383,069,684.99
  5. Step 5: Solve for x
    x = 1,383,069,684.99/47,485.03
  6. Step 6: Final answer
    x = 29,126.44

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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.