Home / 54,784.07-82,222.73-21,527.39

Finding the Fourth Proportional to 54,784.07, 82,222.73 and 21,527.39

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Solution

The fourth proportional to 54,784.07, 82,222.73 and 21,527.39 is: 32,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,784.07 : 82,222.73 = 21,527.39 : x
  2. Step 2: Convert to fraction form
    54,784.07/82,222.73 = 21,527.39/x
  3. Step 3: Cross multiply
    54,784.07x = 82,222.73 × 21,527.39
  4. Step 4: Simplify right side
    54,784.07x = 1,770,040,256.82
  5. Step 5: Solve for x
    x = 1,770,040,256.82/54,784.07
  6. Step 6: Final answer
    x = 32,309.40

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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.