Home / 25,511.94-35,212.04-14,185.30

Finding the Fourth Proportional to 25,511.94, 35,212.04 and 14,185.30

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Solution

The fourth proportional to 25,511.94, 35,212.04 and 14,185.30 is: 19,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.94 : 35,212.04 = 14,185.30 : x
  2. Step 2: Convert to fraction form
    25,511.94/35,212.04 = 14,185.30/x
  3. Step 3: Cross multiply
    25,511.94x = 35,212.04 × 14,185.30
  4. Step 4: Simplify right side
    25,511.94x = 499,493,351.01
  5. Step 5: Solve for x
    x = 499,493,351.01/25,511.94
  6. Step 6: Final answer
    x = 19,578.81

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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.