Home / 18,237.58-27,356.37-14,083.65

Finding the Fourth Proportional to 18,237.58, 27,356.37 and 14,083.65

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Solution

The fourth proportional to 18,237.58, 27,356.37 and 14,083.65 is: 21,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.58 : 27,356.37 = 14,083.65 : x
  2. Step 2: Convert to fraction form
    18,237.58/27,356.37 = 14,083.65/x
  3. Step 3: Cross multiply
    18,237.58x = 27,356.37 × 14,083.65
  4. Step 4: Simplify right side
    18,237.58x = 385,277,606.37
  5. Step 5: Solve for x
    x = 385,277,606.37/18,237.58
  6. Step 6: Final answer
    x = 21,125.48

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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.