Home / 28,908.37-39,893.61-16,333.12

Finding the Fourth Proportional to 28,908.37, 39,893.61 and 16,333.12

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Solution

The fourth proportional to 28,908.37, 39,893.61 and 16,333.12 is: 22,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.37 : 39,893.61 = 16,333.12 : x
  2. Step 2: Convert to fraction form
    28,908.37/39,893.61 = 16,333.12/x
  3. Step 3: Cross multiply
    28,908.37x = 39,893.61 × 16,333.12
  4. Step 4: Simplify right side
    28,908.37x = 651,587,119.36
  5. Step 5: Solve for x
    x = 651,587,119.36/28,908.37
  6. Step 6: Final answer
    x = 22,539.74

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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.