Home / 16,396.36-22,626.09-9,322.31

Finding the Fourth Proportional to 16,396.36, 22,626.09 and 9,322.31

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Solution

The fourth proportional to 16,396.36, 22,626.09 and 9,322.31 is: 12,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,396.36 : 22,626.09 = 9,322.31 : x
  2. Step 2: Convert to fraction form
    16,396.36/22,626.09 = 9,322.31/x
  3. Step 3: Cross multiply
    16,396.36x = 22,626.09 × 9,322.31
  4. Step 4: Simplify right side
    16,396.36x = 210,927,481.63
  5. Step 5: Solve for x
    x = 210,927,481.63/16,396.36
  6. Step 6: Final answer
    x = 12,864.29

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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.