Home / 16,977.94-25,468.26-5,291.26

Finding the Fourth Proportional to 16,977.94, 25,468.26 and 5,291.26

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Solution

The fourth proportional to 16,977.94, 25,468.26 and 5,291.26 is: 7,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.94 : 25,468.26 = 5,291.26 : x
  2. Step 2: Convert to fraction form
    16,977.94/25,468.26 = 5,291.26/x
  3. Step 3: Cross multiply
    16,977.94x = 25,468.26 × 5,291.26
  4. Step 4: Simplify right side
    16,977.94x = 134,759,185.41
  5. Step 5: Solve for x
    x = 134,759,185.41/16,977.94
  6. Step 6: Final answer
    x = 7,937.31

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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.