Home / 54,664.88-81,997.41-15,221.99

Finding the Fourth Proportional to 54,664.88, 81,997.41 and 15,221.99

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Solution

The fourth proportional to 54,664.88, 81,997.41 and 15,221.99 is: 22,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.88 : 81,997.41 = 15,221.99 : x
  2. Step 2: Convert to fraction form
    54,664.88/81,997.41 = 15,221.99/x
  3. Step 3: Cross multiply
    54,664.88x = 81,997.41 × 15,221.99
  4. Step 4: Simplify right side
    54,664.88x = 1,248,163,345.06
  5. Step 5: Solve for x
    x = 1,248,163,345.06/54,664.88
  6. Step 6: Final answer
    x = 22,833.00

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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.