Home / 27,415.06-41,073.96-18,618.46

Finding the Fourth Proportional to 27,415.06, 41,073.96 and 18,618.46

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Solution

The fourth proportional to 27,415.06, 41,073.96 and 18,618.46 is: 27,894.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.06 : 41,073.96 = 18,618.46 : x
  2. Step 2: Convert to fraction form
    27,415.06/41,073.96 = 18,618.46/x
  3. Step 3: Cross multiply
    27,415.06x = 41,073.96 × 18,618.46
  4. Step 4: Simplify right side
    27,415.06x = 764,733,881.30
  5. Step 5: Solve for x
    x = 764,733,881.30/27,415.06
  6. Step 6: Final answer
    x = 27,894.66

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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.