Home / 27,936.56-41,895.90-9,212.40

Finding the Fourth Proportional to 27,936.56, 41,895.90 and 9,212.40

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Solution

The fourth proportional to 27,936.56, 41,895.90 and 9,212.40 is: 13,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.56 : 41,895.90 = 9,212.40 : x
  2. Step 2: Convert to fraction form
    27,936.56/41,895.90 = 9,212.40/x
  3. Step 3: Cross multiply
    27,936.56x = 41,895.90 × 9,212.40
  4. Step 4: Simplify right side
    27,936.56x = 385,961,789.16
  5. Step 5: Solve for x
    x = 385,961,789.16/27,936.56
  6. Step 6: Final answer
    x = 13,815.65

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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.