Home / 27,666.06-41,486.85-7,940.04

Finding the Fourth Proportional to 27,666.06, 41,486.85 and 7,940.04

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Solution

The fourth proportional to 27,666.06, 41,486.85 and 7,940.04 is: 11,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666.06 : 41,486.85 = 7,940.04 : x
  2. Step 2: Convert to fraction form
    27,666.06/41,486.85 = 7,940.04/x
  3. Step 3: Cross multiply
    27,666.06x = 41,486.85 × 7,940.04
  4. Step 4: Simplify right side
    27,666.06x = 329,407,248.47
  5. Step 5: Solve for x
    x = 329,407,248.47/27,666.06
  6. Step 6: Final answer
    x = 11,906.55

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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.