Home / 54,539.71-81,800.44-15,100.81

Finding the Fourth Proportional to 54,539.71, 81,800.44 and 15,100.81

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Solution

The fourth proportional to 54,539.71, 81,800.44 and 15,100.81 is: 22,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539.71 : 81,800.44 = 15,100.81 : x
  2. Step 2: Convert to fraction form
    54,539.71/81,800.44 = 15,100.81/x
  3. Step 3: Cross multiply
    54,539.71x = 81,800.44 × 15,100.81
  4. Step 4: Simplify right side
    54,539.71x = 1,235,252,902.36
  5. Step 5: Solve for x
    x = 1,235,252,902.36/54,539.71
  6. Step 6: Final answer
    x = 22,648.69

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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.