Home / 28,923.97-39,914.96-16,177.10

Finding the Fourth Proportional to 28,923.97, 39,914.96 and 16,177.10

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Solution

The fourth proportional to 28,923.97, 39,914.96 and 16,177.10 is: 22,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.97 : 39,914.96 = 16,177.10 : x
  2. Step 2: Convert to fraction form
    28,923.97/39,914.96 = 16,177.10/x
  3. Step 3: Cross multiply
    28,923.97x = 39,914.96 × 16,177.10
  4. Step 4: Simplify right side
    28,923.97x = 645,708,299.42
  5. Step 5: Solve for x
    x = 645,708,299.42/28,923.97
  6. Step 6: Final answer
    x = 22,324.33

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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.