Home / 25,729.69-38,568.34-11,699.68

Finding the Fourth Proportional to 25,729.69, 38,568.34 and 11,699.68

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Solution

The fourth proportional to 25,729.69, 38,568.34 and 11,699.68 is: 17,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.69 : 38,568.34 = 11,699.68 : x
  2. Step 2: Convert to fraction form
    25,729.69/38,568.34 = 11,699.68/x
  3. Step 3: Cross multiply
    25,729.69x = 38,568.34 × 11,699.68
  4. Step 4: Simplify right side
    25,729.69x = 451,237,236.13
  5. Step 5: Solve for x
    x = 451,237,236.13/25,729.69
  6. Step 6: Final answer
    x = 17,537.61

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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.