Home / 54,659.31-81,994.40-15,216.42

Finding the Fourth Proportional to 54,659.31, 81,994.40 and 15,216.42

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Solution

The fourth proportional to 54,659.31, 81,994.40 and 15,216.42 is: 22,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,659.31 : 81,994.40 = 15,216.42 : x
  2. Step 2: Convert to fraction form
    54,659.31/81,994.40 = 15,216.42/x
  3. Step 3: Cross multiply
    54,659.31x = 81,994.40 × 15,216.42
  4. Step 4: Simplify right side
    54,659.31x = 1,247,661,228.05
  5. Step 5: Solve for x
    x = 1,247,661,228.05/54,659.31
  6. Step 6: Final answer
    x = 22,826.14

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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.