Home / 54,050.98-81,068.15-18,028.07

Finding the Fourth Proportional to 54,050.98, 81,068.15 and 18,028.07

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Solution

The fourth proportional to 54,050.98, 81,068.15 and 18,028.07 is: 27,039.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,050.98 : 81,068.15 = 18,028.07 : x
  2. Step 2: Convert to fraction form
    54,050.98/81,068.15 = 18,028.07/x
  3. Step 3: Cross multiply
    54,050.98x = 81,068.15 × 18,028.07
  4. Step 4: Simplify right side
    54,050.98x = 1,461,502,282.97
  5. Step 5: Solve for x
    x = 1,461,502,282.97/54,050.98
  6. Step 6: Final answer
    x = 27,039.33

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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.