Home / 27,438.07-37,863.76-16,107.38

Finding the Fourth Proportional to 27,438.07, 37,863.76 and 16,107.38

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Solution

The fourth proportional to 27,438.07, 37,863.76 and 16,107.38 is: 22,227.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.07 : 37,863.76 = 16,107.38 : x
  2. Step 2: Convert to fraction form
    27,438.07/37,863.76 = 16,107.38/x
  3. Step 3: Cross multiply
    27,438.07x = 37,863.76 × 16,107.38
  4. Step 4: Simplify right side
    27,438.07x = 609,885,890.01
  5. Step 5: Solve for x
    x = 609,885,890.01/27,438.07
  6. Step 6: Final answer
    x = 22,227.73

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1.5x scale

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.