Home / 16,135.40-22,260.62-11,896.54

Finding the Fourth Proportional to 16,135.40, 22,260.62 and 11,896.54

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Solution

The fourth proportional to 16,135.40, 22,260.62 and 11,896.54 is: 16,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.40 : 22,260.62 = 11,896.54 : x
  2. Step 2: Convert to fraction form
    16,135.40/22,260.62 = 11,896.54/x
  3. Step 3: Cross multiply
    16,135.40x = 22,260.62 × 11,896.54
  4. Step 4: Simplify right side
    16,135.40x = 264,824,330.34
  5. Step 5: Solve for x
    x = 264,824,330.34/16,135.40
  6. Step 6: Final answer
    x = 16,412.63

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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.