Home / 54,806.43-82,210.28-19,268.79

Finding the Fourth Proportional to 54,806.43, 82,210.28 and 19,268.79

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Solution

The fourth proportional to 54,806.43, 82,210.28 and 19,268.79 is: 28,903.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,806.43 : 82,210.28 = 19,268.79 : x
  2. Step 2: Convert to fraction form
    54,806.43/82,210.28 = 19,268.79/x
  3. Step 3: Cross multiply
    54,806.43x = 82,210.28 × 19,268.79
  4. Step 4: Simplify right side
    54,806.43x = 1,584,092,621.16
  5. Step 5: Solve for x
    x = 1,584,092,621.16/54,806.43
  6. Step 6: Final answer
    x = 28,903.41

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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.