Home / 25,729.92-38,598.53-11,689.79

Finding the Fourth Proportional to 25,729.92, 38,598.53 and 11,689.79

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Solution

The fourth proportional to 25,729.92, 38,598.53 and 11,689.79 is: 17,536.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.92 : 38,598.53 = 11,689.79 : x
  2. Step 2: Convert to fraction form
    25,729.92/38,598.53 = 11,689.79/x
  3. Step 3: Cross multiply
    25,729.92x = 38,598.53 × 11,689.79
  4. Step 4: Simplify right side
    25,729.92x = 451,208,458.57
  5. Step 5: Solve for x
    x = 451,208,458.57/25,729.92
  6. Step 6: Final answer
    x = 17,536.33

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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.