Home / 25,255.51-34,867.53-22,453.25

Finding the Fourth Proportional to 25,255.51, 34,867.53 and 22,453.25

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Solution

The fourth proportional to 25,255.51, 34,867.53 and 22,453.25 is: 30,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.51 : 34,867.53 = 22,453.25 : x
  2. Step 2: Convert to fraction form
    25,255.51/34,867.53 = 22,453.25/x
  3. Step 3: Cross multiply
    25,255.51x = 34,867.53 × 22,453.25
  4. Step 4: Simplify right side
    25,255.51x = 782,889,367.97
  5. Step 5: Solve for x
    x = 782,889,367.97/25,255.51
  6. Step 6: Final answer
    x = 30,998.76

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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.