Home / 54,568.96-81,837.60-19,489.60

Finding the Fourth Proportional to 54,568.96, 81,837.60 and 19,489.60

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Solution

The fourth proportional to 54,568.96, 81,837.60 and 19,489.60 is: 29,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568.96 : 81,837.60 = 19,489.60 : x
  2. Step 2: Convert to fraction form
    54,568.96/81,837.60 = 19,489.60/x
  3. Step 3: Cross multiply
    54,568.96x = 81,837.60 × 19,489.60
  4. Step 4: Simplify right side
    54,568.96x = 1,594,982,088.96
  5. Step 5: Solve for x
    x = 1,594,982,088.96/54,568.96
  6. Step 6: Final answer
    x = 29,228.74

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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.