Home / 27,631.45-41,453.65-10,992.43

Finding the Fourth Proportional to 27,631.45, 41,453.65 and 10,992.43

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Solution

The fourth proportional to 27,631.45, 41,453.65 and 10,992.43 is: 16,491.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.45 : 41,453.65 = 10,992.43 : x
  2. Step 2: Convert to fraction form
    27,631.45/41,453.65 = 10,992.43/x
  3. Step 3: Cross multiply
    27,631.45x = 41,453.65 × 10,992.43
  4. Step 4: Simplify right side
    27,631.45x = 455,676,345.87
  5. Step 5: Solve for x
    x = 455,676,345.87/27,631.45
  6. Step 6: Final answer
    x = 16,491.22

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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.