Home / 16,135.10-22,260.21-11,896.23

Finding the Fourth Proportional to 16,135.10, 22,260.21 and 11,896.23

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Solution

The fourth proportional to 16,135.10, 22,260.21 and 11,896.23 is: 16,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.10 : 22,260.21 = 11,896.23 : x
  2. Step 2: Convert to fraction form
    16,135.10/22,260.21 = 11,896.23/x
  3. Step 3: Cross multiply
    16,135.10x = 22,260.21 × 11,896.23
  4. Step 4: Simplify right side
    16,135.10x = 264,812,578.01
  5. Step 5: Solve for x
    x = 264,812,578.01/16,135.10
  6. Step 6: Final answer
    x = 16,412.21

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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.