Home / 17,177.41-23,704.79-9,623.78

Finding the Fourth Proportional to 17,177.41, 23,704.79 and 9,623.78

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Solution

The fourth proportional to 17,177.41, 23,704.79 and 9,623.78 is: 13,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.41 : 23,704.79 = 9,623.78 : x
  2. Step 2: Convert to fraction form
    17,177.41/23,704.79 = 9,623.78/x
  3. Step 3: Cross multiply
    17,177.41x = 23,704.79 × 9,623.78
  4. Step 4: Simplify right side
    17,177.41x = 228,129,793.63
  5. Step 5: Solve for x
    x = 228,129,793.63/17,177.41
  6. Step 6: Final answer
    x = 13,280.81

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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.