Home / 28,273.18-39,015.22-16,334.58

Finding the Fourth Proportional to 28,273.18, 39,015.22 and 16,334.58

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Solution

The fourth proportional to 28,273.18, 39,015.22 and 16,334.58 is: 22,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273.18 : 39,015.22 = 16,334.58 : x
  2. Step 2: Convert to fraction form
    28,273.18/39,015.22 = 16,334.58/x
  3. Step 3: Cross multiply
    28,273.18x = 39,015.22 × 16,334.58
  4. Step 4: Simplify right side
    28,273.18x = 637,297,232.31
  5. Step 5: Solve for x
    x = 637,297,232.31/28,273.18
  6. Step 6: Final answer
    x = 22,540.70

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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.