Home / 27,840.75-41,767.61-9,372.75

Finding the Fourth Proportional to 27,840.75, 41,767.61 and 9,372.75

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Solution

The fourth proportional to 27,840.75, 41,767.61 and 9,372.75 is: 14,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,840.75 : 41,767.61 = 9,372.75 : x
  2. Step 2: Convert to fraction form
    27,840.75/41,767.61 = 9,372.75/x
  3. Step 3: Cross multiply
    27,840.75x = 41,767.61 × 9,372.75
  4. Step 4: Simplify right side
    27,840.75x = 391,477,319.76
  5. Step 5: Solve for x
    x = 391,477,319.76/27,840.75
  6. Step 6: Final answer
    x = 14,061.31

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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.