Home / 16,743.03-23,106.79-9,190.64

Finding the Fourth Proportional to 16,743.03, 23,106.79 and 9,190.64

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Solution

The fourth proportional to 16,743.03, 23,106.79 and 9,190.64 is: 12,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.03 : 23,106.79 = 9,190.64 : x
  2. Step 2: Convert to fraction form
    16,743.03/23,106.79 = 9,190.64/x
  3. Step 3: Cross multiply
    16,743.03x = 23,106.79 × 9,190.64
  4. Step 4: Simplify right side
    16,743.03x = 212,366,072.91
  5. Step 5: Solve for x
    x = 212,366,072.91/16,743.03
  6. Step 6: Final answer
    x = 12,683.85

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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.