Home / 18,540.53-27,810.92-14,838.02

Finding the Fourth Proportional to 18,540.53, 27,810.92 and 14,838.02

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Solution

The fourth proportional to 18,540.53, 27,810.92 and 14,838.02 is: 22,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.53 : 27,810.92 = 14,838.02 : x
  2. Step 2: Convert to fraction form
    18,540.53/27,810.92 = 14,838.02/x
  3. Step 3: Cross multiply
    18,540.53x = 27,810.92 × 14,838.02
  4. Step 4: Simplify right side
    18,540.53x = 412,658,987.18
  5. Step 5: Solve for x
    x = 412,658,987.18/18,540.53
  6. Step 6: Final answer
    x = 22,257.13

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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.