Home / 54,018.82-81,028.23-14,575.93

Finding the Fourth Proportional to 54,018.82, 81,028.23 and 14,575.93

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Solution

The fourth proportional to 54,018.82, 81,028.23 and 14,575.93 is: 21,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,018.82 : 81,028.23 = 14,575.93 : x
  2. Step 2: Convert to fraction form
    54,018.82/81,028.23 = 14,575.93/x
  3. Step 3: Cross multiply
    54,018.82x = 81,028.23 × 14,575.93
  4. Step 4: Simplify right side
    54,018.82x = 1,181,061,808.50
  5. Step 5: Solve for x
    x = 1,181,061,808.50/54,018.82
  6. Step 6: Final answer
    x = 21,863.90

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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.