Home / 54,936.85-82,339.34-28,295.36

Finding the Fourth Proportional to 54,936.85, 82,339.34 and 28,295.36

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Solution

The fourth proportional to 54,936.85, 82,339.34 and 28,295.36 is: 42,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.85 : 82,339.34 = 28,295.36 : x
  2. Step 2: Convert to fraction form
    54,936.85/82,339.34 = 28,295.36/x
  3. Step 3: Cross multiply
    54,936.85x = 82,339.34 × 28,295.36
  4. Step 4: Simplify right side
    54,936.85x = 2,329,821,125.99
  5. Step 5: Solve for x
    x = 2,329,821,125.99/54,936.85
  6. Step 6: Final answer
    x = 42,409.08

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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.