Home / 25,123.06-34,662.68-16,175.75

Finding the Fourth Proportional to 25,123.06, 34,662.68 and 16,175.75

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Solution

The fourth proportional to 25,123.06, 34,662.68 and 16,175.75 is: 22,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.06 : 34,662.68 = 16,175.75 : x
  2. Step 2: Convert to fraction form
    25,123.06/34,662.68 = 16,175.75/x
  3. Step 3: Cross multiply
    25,123.06x = 34,662.68 × 16,175.75
  4. Step 4: Simplify right side
    25,123.06x = 560,694,938.44
  5. Step 5: Solve for x
    x = 560,694,938.44/25,123.06
  6. Step 6: Final answer
    x = 22,317.94

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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.