Home / 54,610.29-81,935.15-19,076.87

Finding the Fourth Proportional to 54,610.29, 81,935.15 and 19,076.87

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Solution

The fourth proportional to 54,610.29, 81,935.15 and 19,076.87 is: 28,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610.29 : 81,935.15 = 19,076.87 : x
  2. Step 2: Convert to fraction form
    54,610.29/81,935.15 = 19,076.87/x
  3. Step 3: Cross multiply
    54,610.29x = 81,935.15 × 19,076.87
  4. Step 4: Simplify right side
    54,610.29x = 1,563,066,314.43
  5. Step 5: Solve for x
    x = 1,563,066,314.43/54,610.29
  6. Step 6: Final answer
    x = 28,622.19

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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.