Home / 47,699.73-71,548.05-21,037.44

Finding the Fourth Proportional to 47,699.73, 71,548.05 and 21,037.44

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Solution

The fourth proportional to 47,699.73, 71,548.05 and 21,037.44 is: 31,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.73 : 71,548.05 = 21,037.44 : x
  2. Step 2: Convert to fraction form
    47,699.73/71,548.05 = 21,037.44/x
  3. Step 3: Cross multiply
    47,699.73x = 71,548.05 × 21,037.44
  4. Step 4: Simplify right side
    47,699.73x = 1,505,187,808.99
  5. Step 5: Solve for x
    x = 1,505,187,808.99/47,699.73
  6. Step 6: Final answer
    x = 31,555.48

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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.