Home / 28,979.83-39,993.66-16,232.26

Finding the Fourth Proportional to 28,979.83, 39,993.66 and 16,232.26

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Solution

The fourth proportional to 28,979.83, 39,993.66 and 16,232.26 is: 22,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979.83 : 39,993.66 = 16,232.26 : x
  2. Step 2: Convert to fraction form
    28,979.83/39,993.66 = 16,232.26/x
  3. Step 3: Cross multiply
    28,979.83x = 39,993.66 × 16,232.26
  4. Step 4: Simplify right side
    28,979.83x = 649,187,487.47
  5. Step 5: Solve for x
    x = 649,187,487.47/28,979.83
  6. Step 6: Final answer
    x = 22,401.36

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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.