Home / 25,118.94-34,668.92-16,621.23

Finding the Fourth Proportional to 25,118.94, 34,668.92 and 16,621.23

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Solution

The fourth proportional to 25,118.94, 34,668.92 and 16,621.23 is: 22,940.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,118.94 : 34,668.92 = 16,621.23 : x
  2. Step 2: Convert to fraction form
    25,118.94/34,668.92 = 16,621.23/x
  3. Step 3: Cross multiply
    25,118.94x = 34,668.92 × 16,621.23
  4. Step 4: Simplify right side
    25,118.94x = 576,240,093.17
  5. Step 5: Solve for x
    x = 576,240,093.17/25,118.94
  6. Step 6: Final answer
    x = 22,940.46

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1.5x scale

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.