Home / 27,417.63-41,143.46-12,628.65

Finding the Fourth Proportional to 27,417.63, 41,143.46 and 12,628.65

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Solution

The fourth proportional to 27,417.63, 41,143.46 and 12,628.65 is: 18,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417.63 : 41,143.46 = 12,628.65 : x
  2. Step 2: Convert to fraction form
    27,417.63/41,143.46 = 12,628.65/x
  3. Step 3: Cross multiply
    27,417.63x = 41,143.46 × 12,628.65
  4. Step 4: Simplify right side
    27,417.63x = 519,586,292.99
  5. Step 5: Solve for x
    x = 519,586,292.99/27,417.63
  6. Step 6: Final answer
    x = 18,950.81

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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.