Home / 18,294.03-27,438.17-5,812.41

Finding the Fourth Proportional to 18,294.03, 27,438.17 and 5,812.41

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Solution

The fourth proportional to 18,294.03, 27,438.17 and 5,812.41 is: 8,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.03 : 27,438.17 = 5,812.41 : x
  2. Step 2: Convert to fraction form
    18,294.03/27,438.17 = 5,812.41/x
  3. Step 3: Cross multiply
    18,294.03x = 27,438.17 × 5,812.41
  4. Step 4: Simplify right side
    18,294.03x = 159,481,893.69
  5. Step 5: Solve for x
    x = 159,481,893.69/18,294.03
  6. Step 6: Final answer
    x = 8,717.70

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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.