Home / 25,716.70-38,583.33-10,938.25

Finding the Fourth Proportional to 25,716.70, 38,583.33 and 10,938.25

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Solution

The fourth proportional to 25,716.70, 38,583.33 and 10,938.25 is: 16,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.70 : 38,583.33 = 10,938.25 : x
  2. Step 2: Convert to fraction form
    25,716.70/38,583.33 = 10,938.25/x
  3. Step 3: Cross multiply
    25,716.70x = 38,583.33 × 10,938.25
  4. Step 4: Simplify right side
    25,716.70x = 422,034,109.37
  5. Step 5: Solve for x
    x = 422,034,109.37/25,716.70
  6. Step 6: Final answer
    x = 16,410.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.