Home / 25,479.44-35,163.86-14,872.49

Finding the Fourth Proportional to 25,479.44, 35,163.86 and 14,872.49

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Solution

The fourth proportional to 25,479.44, 35,163.86 and 14,872.49 is: 20,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.44 : 35,163.86 = 14,872.49 : x
  2. Step 2: Convert to fraction form
    25,479.44/35,163.86 = 14,872.49/x
  3. Step 3: Cross multiply
    25,479.44x = 35,163.86 × 14,872.49
  4. Step 4: Simplify right side
    25,479.44x = 522,973,906.03
  5. Step 5: Solve for x
    x = 522,973,906.03/25,479.44
  6. Step 6: Final answer
    x = 20,525.33

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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.