Home / 16,112.88-22,235.70-9,039.33

Finding the Fourth Proportional to 16,112.88, 22,235.70 and 9,039.33

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Solution

The fourth proportional to 16,112.88, 22,235.70 and 9,039.33 is: 12,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.88 : 22,235.70 = 9,039.33 : x
  2. Step 2: Convert to fraction form
    16,112.88/22,235.70 = 9,039.33/x
  3. Step 3: Cross multiply
    16,112.88x = 22,235.70 × 9,039.33
  4. Step 4: Simplify right side
    16,112.88x = 200,995,830.08
  5. Step 5: Solve for x
    x = 200,995,830.08/16,112.88
  6. Step 6: Final answer
    x = 12,474.23

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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.