Home / 11,923.70-17,885.54-4,132.50

Finding the Fourth Proportional to 11,923.70, 17,885.54 and 4,132.50

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Solution

The fourth proportional to 11,923.70, 17,885.54 and 4,132.50 is: 6,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.70 : 17,885.54 = 4,132.50 : x
  2. Step 2: Convert to fraction form
    11,923.70/17,885.54 = 4,132.50/x
  3. Step 3: Cross multiply
    11,923.70x = 17,885.54 × 4,132.50
  4. Step 4: Simplify right side
    11,923.70x = 73,911,973.39
  5. Step 5: Solve for x
    x = 73,911,973.39/11,923.70
  6. Step 6: Final answer
    x = 6,198.75

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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.