Home / 27,921.18-41,889.59-11,292.90

Finding the Fourth Proportional to 27,921.18, 41,889.59 and 11,292.90

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Solution

The fourth proportional to 27,921.18, 41,889.59 and 11,292.90 is: 16,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921.18 : 41,889.59 = 11,292.90 : x
  2. Step 2: Convert to fraction form
    27,921.18/41,889.59 = 11,292.90/x
  3. Step 3: Cross multiply
    27,921.18x = 41,889.59 × 11,292.90
  4. Step 4: Simplify right side
    27,921.18x = 473,054,950.91
  5. Step 5: Solve for x
    x = 473,054,950.91/27,921.18
  6. Step 6: Final answer
    x = 16,942.51

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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.