Home / 27,450.78-41,153.67-17,587.50

Finding the Fourth Proportional to 27,450.78, 41,153.67 and 17,587.50

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Solution

The fourth proportional to 27,450.78, 41,153.67 and 17,587.50 is: 26,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.78 : 41,153.67 = 17,587.50 : x
  2. Step 2: Convert to fraction form
    27,450.78/41,153.67 = 17,587.50/x
  3. Step 3: Cross multiply
    27,450.78x = 41,153.67 × 17,587.50
  4. Step 4: Simplify right side
    27,450.78x = 723,790,171.13
  5. Step 5: Solve for x
    x = 723,790,171.13/27,450.78
  6. Step 6: Final answer
    x = 26,366.83

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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.