Home / 11,923.76-17,885.64-4,132.58

Finding the Fourth Proportional to 11,923.76, 17,885.64 and 4,132.58

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Solution

The fourth proportional to 11,923.76, 17,885.64 and 4,132.58 is: 6,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.76 : 17,885.64 = 4,132.58 : x
  2. Step 2: Convert to fraction form
    11,923.76/17,885.64 = 4,132.58/x
  3. Step 3: Cross multiply
    11,923.76x = 17,885.64 × 4,132.58
  4. Step 4: Simplify right side
    11,923.76x = 73,913,748.72
  5. Step 5: Solve for x
    x = 73,913,748.72/11,923.76
  6. Step 6: Final answer
    x = 6,198.87

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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.