Home / 27,936.25-41,895.47-9,212.78

Finding the Fourth Proportional to 27,936.25, 41,895.47 and 9,212.78

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Solution

The fourth proportional to 27,936.25, 41,895.47 and 9,212.78 is: 13,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.25 : 41,895.47 = 9,212.78 : x
  2. Step 2: Convert to fraction form
    27,936.25/41,895.47 = 9,212.78/x
  3. Step 3: Cross multiply
    27,936.25x = 41,895.47 × 9,212.78
  4. Step 4: Simplify right side
    27,936.25x = 385,973,875.88
  5. Step 5: Solve for x
    x = 385,973,875.88/27,936.25
  6. Step 6: Final answer
    x = 13,816.24

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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.