Home / 27,308.20-40,964.51-7,586.76

Finding the Fourth Proportional to 27,308.20, 40,964.51 and 7,586.76

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Solution

The fourth proportional to 27,308.20, 40,964.51 and 7,586.76 is: 11,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.20 : 40,964.51 = 7,586.76 : x
  2. Step 2: Convert to fraction form
    27,308.20/40,964.51 = 7,586.76/x
  3. Step 3: Cross multiply
    27,308.20x = 40,964.51 × 7,586.76
  4. Step 4: Simplify right side
    27,308.20x = 310,787,905.89
  5. Step 5: Solve for x
    x = 310,787,905.89/27,308.20
  6. Step 6: Final answer
    x = 11,380.75

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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.