Home / 55,023.02-82,539.99-19,965.41

Finding the Fourth Proportional to 55,023.02, 82,539.99 and 19,965.41

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Solution

The fourth proportional to 55,023.02, 82,539.99 and 19,965.41 is: 29,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.02 : 82,539.99 = 19,965.41 : x
  2. Step 2: Convert to fraction form
    55,023.02/82,539.99 = 19,965.41/x
  3. Step 3: Cross multiply
    55,023.02x = 82,539.99 × 19,965.41
  4. Step 4: Simplify right side
    55,023.02x = 1,647,944,329.05
  5. Step 5: Solve for x
    x = 1,647,944,329.05/55,023.02
  6. Step 6: Final answer
    x = 29,950.09

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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.