Home / 27,136.94-40,652.42-18,701.93

Finding the Fourth Proportional to 27,136.94, 40,652.42 and 18,701.93

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Solution

The fourth proportional to 27,136.94, 40,652.42 and 18,701.93 is: 28,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.94 : 40,652.42 = 18,701.93 : x
  2. Step 2: Convert to fraction form
    27,136.94/40,652.42 = 18,701.93/x
  3. Step 3: Cross multiply
    27,136.94x = 40,652.42 × 18,701.93
  4. Step 4: Simplify right side
    27,136.94x = 760,278,721.29
  5. Step 5: Solve for x
    x = 760,278,721.29/27,136.94
  6. Step 6: Final answer
    x = 28,016.38

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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.