Home / 27,928.60-41,898.36-9,207.88

Finding the Fourth Proportional to 27,928.60, 41,898.36 and 9,207.88

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Solution

The fourth proportional to 27,928.60, 41,898.36 and 9,207.88 is: 13,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.60 : 41,898.36 = 9,207.88 : x
  2. Step 2: Convert to fraction form
    27,928.60/41,898.36 = 9,207.88/x
  3. Step 3: Cross multiply
    27,928.60x = 41,898.36 × 9,207.88
  4. Step 4: Simplify right side
    27,928.60x = 385,795,000.86
  5. Step 5: Solve for x
    x = 385,795,000.86/27,928.60
  6. Step 6: Final answer
    x = 13,813.62

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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.