Home / 27,050.56-40,580.46-8,330.20

Finding the Fourth Proportional to 27,050.56, 40,580.46 and 8,330.20

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Solution

The fourth proportional to 27,050.56, 40,580.46 and 8,330.20 is: 12,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,050.56 : 40,580.46 = 8,330.20 : x
  2. Step 2: Convert to fraction form
    27,050.56/40,580.46 = 8,330.20/x
  3. Step 3: Cross multiply
    27,050.56x = 40,580.46 × 8,330.20
  4. Step 4: Simplify right side
    27,050.56x = 338,043,347.89
  5. Step 5: Solve for x
    x = 338,043,347.89/27,050.56
  6. Step 6: Final answer
    x = 12,496.72

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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.