Home / 11,923.35-17,877.92-4,528.32

Finding the Fourth Proportional to 11,923.35, 17,877.92 and 4,528.32

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Solution

The fourth proportional to 11,923.35, 17,877.92 and 4,528.32 is: 6,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.35 : 17,877.92 = 4,528.32 : x
  2. Step 2: Convert to fraction form
    11,923.35/17,877.92 = 4,528.32/x
  3. Step 3: Cross multiply
    11,923.35x = 17,877.92 × 4,528.32
  4. Step 4: Simplify right side
    11,923.35x = 80,956,920.05
  5. Step 5: Solve for x
    x = 80,956,920.05/11,923.35
  6. Step 6: Final answer
    x = 6,789.78

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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.