Home / 28,204.76-38,927.58-16,268.60

Finding the Fourth Proportional to 28,204.76, 38,927.58 and 16,268.60

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Solution

The fourth proportional to 28,204.76, 38,927.58 and 16,268.60 is: 22,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.76 : 38,927.58 = 16,268.60 : x
  2. Step 2: Convert to fraction form
    28,204.76/38,927.58 = 16,268.60/x
  3. Step 3: Cross multiply
    28,204.76x = 38,927.58 × 16,268.60
  4. Step 4: Simplify right side
    28,204.76x = 633,297,227.99
  5. Step 5: Solve for x
    x = 633,297,227.99/28,204.76
  6. Step 6: Final answer
    x = 22,453.56

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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.