Home / 28,908.16-39,892.96-16,333.44

Finding the Fourth Proportional to 28,908.16, 39,892.96 and 16,333.44

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Solution

The fourth proportional to 28,908.16, 39,892.96 and 16,333.44 is: 22,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.16 : 39,892.96 = 16,333.44 : x
  2. Step 2: Convert to fraction form
    28,908.16/39,892.96 = 16,333.44/x
  3. Step 3: Cross multiply
    28,908.16x = 39,892.96 × 16,333.44
  4. Step 4: Simplify right side
    28,908.16x = 651,589,268.58
  5. Step 5: Solve for x
    x = 651,589,268.58/28,908.16
  6. Step 6: Final answer
    x = 22,539.98

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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.