Home / 18,638.24-27,956.43-6,950.54

Finding the Fourth Proportional to 18,638.24, 27,956.43 and 6,950.54

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Solution

The fourth proportional to 18,638.24, 27,956.43 and 6,950.54 is: 10,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638.24 : 27,956.43 = 6,950.54 : x
  2. Step 2: Convert to fraction form
    18,638.24/27,956.43 = 6,950.54/x
  3. Step 3: Cross multiply
    18,638.24x = 27,956.43 × 6,950.54
  4. Step 4: Simplify right side
    18,638.24x = 194,312,354.86
  5. Step 5: Solve for x
    x = 194,312,354.86/18,638.24
  6. Step 6: Final answer
    x = 10,425.47

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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.