Home / 18,237.71-27,356.57-14,083.79

Finding the Fourth Proportional to 18,237.71, 27,356.57 and 14,083.79

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Solution

The fourth proportional to 18,237.71, 27,356.57 and 14,083.79 is: 21,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.71 : 27,356.57 = 14,083.79 : x
  2. Step 2: Convert to fraction form
    18,237.71/27,356.57 = 14,083.79/x
  3. Step 3: Cross multiply
    18,237.71x = 27,356.57 × 14,083.79
  4. Step 4: Simplify right side
    18,237.71x = 385,284,187.00
  5. Step 5: Solve for x
    x = 385,284,187.00/18,237.71
  6. Step 6: Final answer
    x = 21,125.69

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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.