Home / 16,379.33-22,603.46-9,664.97

Finding the Fourth Proportional to 16,379.33, 22,603.46 and 9,664.97

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Solution

The fourth proportional to 16,379.33, 22,603.46 and 9,664.97 is: 13,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.33 : 22,603.46 = 9,664.97 : x
  2. Step 2: Convert to fraction form
    16,379.33/22,603.46 = 9,664.97/x
  3. Step 3: Cross multiply
    16,379.33x = 22,603.46 × 9,664.97
  4. Step 4: Simplify right side
    16,379.33x = 218,461,601.45
  5. Step 5: Solve for x
    x = 218,461,601.45/16,379.33
  6. Step 6: Final answer
    x = 13,337.64

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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.