Home / 27,698.56-41,557.92-12,127.12

Finding the Fourth Proportional to 27,698.56, 41,557.92 and 12,127.12

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Solution

The fourth proportional to 27,698.56, 41,557.92 and 12,127.12 is: 18,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698.56 : 41,557.92 = 12,127.12 : x
  2. Step 2: Convert to fraction form
    27,698.56/41,557.92 = 12,127.12/x
  3. Step 3: Cross multiply
    27,698.56x = 41,557.92 × 12,127.12
  4. Step 4: Simplify right side
    27,698.56x = 503,977,882.79
  5. Step 5: Solve for x
    x = 503,977,882.79/27,698.56
  6. Step 6: Final answer
    x = 18,195.09

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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.