Home / 16,396.07-22,629.48-9,681.26

Finding the Fourth Proportional to 16,396.07, 22,629.48 and 9,681.26

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Solution

The fourth proportional to 16,396.07, 22,629.48 and 9,681.26 is: 13,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,396.07 : 22,629.48 = 9,681.26 : x
  2. Step 2: Convert to fraction form
    16,396.07/22,629.48 = 9,681.26/x
  3. Step 3: Cross multiply
    16,396.07x = 22,629.48 × 9,681.26
  4. Step 4: Simplify right side
    16,396.07x = 219,081,879.54
  5. Step 5: Solve for x
    x = 219,081,879.54/16,396.07
  6. Step 6: Final answer
    x = 13,361.85

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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.