Home / 55,787.27-76,986.14-30,293.41

Finding the Fourth Proportional to 55,787.27, 76,986.14 and 30,293.41

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Solution

The fourth proportional to 55,787.27, 76,986.14 and 30,293.41 is: 41,804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,787.27 : 76,986.14 = 30,293.41 : x
  2. Step 2: Convert to fraction form
    55,787.27/76,986.14 = 30,293.41/x
  3. Step 3: Cross multiply
    55,787.27x = 76,986.14 × 30,293.41
  4. Step 4: Simplify right side
    55,787.27x = 2,332,172,703.34
  5. Step 5: Solve for x
    x = 2,332,172,703.34/55,787.27
  6. Step 6: Final answer
    x = 41,804.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.