Home / 54,914.47-82,335.04-19,849.57

Finding the Fourth Proportional to 54,914.47, 82,335.04 and 19,849.57

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Solution

The fourth proportional to 54,914.47, 82,335.04 and 19,849.57 is: 29,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,914.47 : 82,335.04 = 19,849.57 : x
  2. Step 2: Convert to fraction form
    54,914.47/82,335.04 = 19,849.57/x
  3. Step 3: Cross multiply
    54,914.47x = 82,335.04 × 19,849.57
  4. Step 4: Simplify right side
    54,914.47x = 1,634,315,139.93
  5. Step 5: Solve for x
    x = 1,634,315,139.93/54,914.47
  6. Step 6: Final answer
    x = 29,761.10

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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.