Home / 25,811.51-38,712.62-6,836.27

Finding the Fourth Proportional to 25,811.51, 38,712.62 and 6,836.27

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Solution

The fourth proportional to 25,811.51, 38,712.62 and 6,836.27 is: 10,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.51 : 38,712.62 = 6,836.27 : x
  2. Step 2: Convert to fraction form
    25,811.51/38,712.62 = 6,836.27/x
  3. Step 3: Cross multiply
    25,811.51x = 38,712.62 × 6,836.27
  4. Step 4: Simplify right side
    25,811.51x = 264,649,729.16
  5. Step 5: Solve for x
    x = 264,649,729.16/25,811.51
  6. Step 6: Final answer
    x = 10,253.17

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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.