Home / 54,559.82-81,841.26-15,119.84

Finding the Fourth Proportional to 54,559.82, 81,841.26 and 15,119.84

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Solution

The fourth proportional to 54,559.82, 81,841.26 and 15,119.84 is: 22,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,559.82 : 81,841.26 = 15,119.84 : x
  2. Step 2: Convert to fraction form
    54,559.82/81,841.26 = 15,119.84/x
  3. Step 3: Cross multiply
    54,559.82x = 81,841.26 × 15,119.84
  4. Step 4: Simplify right side
    54,559.82x = 1,237,426,756.60
  5. Step 5: Solve for x
    x = 1,237,426,756.60/54,559.82
  6. Step 6: Final answer
    x = 22,680.18

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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.