Home / 12,176.06-18,263.97-3,856.05

Finding the Fourth Proportional to 12,176.06, 18,263.97 and 3,856.05

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Solution

The fourth proportional to 12,176.06, 18,263.97 and 3,856.05 is: 5,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.06 : 18,263.97 = 3,856.05 : x
  2. Step 2: Convert to fraction form
    12,176.06/18,263.97 = 3,856.05/x
  3. Step 3: Cross multiply
    12,176.06x = 18,263.97 × 3,856.05
  4. Step 4: Simplify right side
    12,176.06x = 70,426,781.52
  5. Step 5: Solve for x
    x = 70,426,781.52/12,176.06
  6. Step 6: Final answer
    x = 5,784.04

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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.