Home / 18,747.84-25,872.70-10,250.52

Finding the Fourth Proportional to 18,747.84, 25,872.70 and 10,250.52

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Solution

The fourth proportional to 18,747.84, 25,872.70 and 10,250.52 is: 14,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747.84 : 25,872.70 = 10,250.52 : x
  2. Step 2: Convert to fraction form
    18,747.84/25,872.70 = 10,250.52/x
  3. Step 3: Cross multiply
    18,747.84x = 25,872.70 × 10,250.52
  4. Step 4: Simplify right side
    18,747.84x = 265,208,628.80
  5. Step 5: Solve for x
    x = 265,208,628.80/18,747.84
  6. Step 6: Final answer
    x = 14,146.09

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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.