Home / 16,979.67-25,325.38-16,684.43

Finding the Fourth Proportional to 16,979.67, 25,325.38 and 16,684.43

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Solution

The fourth proportional to 16,979.67, 25,325.38 and 16,684.43 is: 24,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.67 : 25,325.38 = 16,684.43 : x
  2. Step 2: Convert to fraction form
    16,979.67/25,325.38 = 16,684.43/x
  3. Step 3: Cross multiply
    16,979.67x = 25,325.38 × 16,684.43
  4. Step 4: Simplify right side
    16,979.67x = 422,539,424.06
  5. Step 5: Solve for x
    x = 422,539,424.06/16,979.67
  6. Step 6: Final answer
    x = 24,885.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.