Home / 18,733.84-25,849.32-12,106

Finding the Fourth Proportional to 18,733.84, 25,849.32 and 12,106

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Solution

The fourth proportional to 18,733.84, 25,849.32 and 12,106 is: 16,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.84 : 25,849.32 = 12,106 : x
  2. Step 2: Convert to fraction form
    18,733.84/25,849.32 = 12,106/x
  3. Step 3: Cross multiply
    18,733.84x = 25,849.32 × 12,106
  4. Step 4: Simplify right side
    18,733.84x = 312,931,867.92
  5. Step 5: Solve for x
    x = 312,931,867.92/18,733.84
  6. Step 6: Final answer
    x = 16,704.10

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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.