Home / 27,927.40-41,896.28-9,208.74

Finding the Fourth Proportional to 27,927.40, 41,896.28 and 9,208.74

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Solution

The fourth proportional to 27,927.40, 41,896.28 and 9,208.74 is: 13,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.40 : 41,896.28 = 9,208.74 : x
  2. Step 2: Convert to fraction form
    27,927.40/41,896.28 = 9,208.74/x
  3. Step 3: Cross multiply
    27,927.40x = 41,896.28 × 9,208.74
  4. Step 4: Simplify right side
    27,927.40x = 385,811,949.49
  5. Step 5: Solve for x
    x = 385,811,949.49/27,927.40
  6. Step 6: Final answer
    x = 13,814.82

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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.