Home / 25,356.22-34,980.87-16,975.42

Finding the Fourth Proportional to 25,356.22, 34,980.87 and 16,975.42

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Solution

The fourth proportional to 25,356.22, 34,980.87 and 16,975.42 is: 23,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,356.22 : 34,980.87 = 16,975.42 : x
  2. Step 2: Convert to fraction form
    25,356.22/34,980.87 = 16,975.42/x
  3. Step 3: Cross multiply
    25,356.22x = 34,980.87 × 16,975.42
  4. Step 4: Simplify right side
    25,356.22x = 593,814,960.22
  5. Step 5: Solve for x
    x = 593,814,960.22/25,356.22
  6. Step 6: Final answer
    x = 23,418.91

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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.