Home / 26,928.62-40,374.69-9,388.88

Finding the Fourth Proportional to 26,928.62, 40,374.69 and 9,388.88

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Solution

The fourth proportional to 26,928.62, 40,374.69 and 9,388.88 is: 14,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.62 : 40,374.69 = 9,388.88 : x
  2. Step 2: Convert to fraction form
    26,928.62/40,374.69 = 9,388.88/x
  3. Step 3: Cross multiply
    26,928.62x = 40,374.69 × 9,388.88
  4. Step 4: Simplify right side
    26,928.62x = 379,072,917.57
  5. Step 5: Solve for x
    x = 379,072,917.57/26,928.62
  6. Step 6: Final answer
    x = 14,076.96

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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.