Home / 16,072.07-22,175.88-9,699.70

Finding the Fourth Proportional to 16,072.07, 22,175.88 and 9,699.70

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Solution

The fourth proportional to 16,072.07, 22,175.88 and 9,699.70 is: 13,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.07 : 22,175.88 = 9,699.70 : x
  2. Step 2: Convert to fraction form
    16,072.07/22,175.88 = 9,699.70/x
  3. Step 3: Cross multiply
    16,072.07x = 22,175.88 × 9,699.70
  4. Step 4: Simplify right side
    16,072.07x = 215,099,333.00
  5. Step 5: Solve for x
    x = 215,099,333.00/16,072.07
  6. Step 6: Final answer
    x = 13,383.42

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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.