Home / 16,729.36-23,086.77-9,176.38

Finding the Fourth Proportional to 16,729.36, 23,086.77 and 9,176.38

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Solution

The fourth proportional to 16,729.36, 23,086.77 and 9,176.38 is: 12,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.36 : 23,086.77 = 9,176.38 : x
  2. Step 2: Convert to fraction form
    16,729.36/23,086.77 = 9,176.38/x
  3. Step 3: Cross multiply
    16,729.36x = 23,086.77 × 9,176.38
  4. Step 4: Simplify right side
    16,729.36x = 211,852,974.49
  5. Step 5: Solve for x
    x = 211,852,974.49/16,729.36
  6. Step 6: Final answer
    x = 12,663.54

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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.