Home / 27,136.40-40,704.60-23,855.90

Finding the Fourth Proportional to 27,136.40, 40,704.60 and 23,855.90

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Solution

The fourth proportional to 27,136.40, 40,704.60 and 23,855.90 is: 35,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.40 : 40,704.60 = 23,855.90 : x
  2. Step 2: Convert to fraction form
    27,136.40/40,704.60 = 23,855.90/x
  3. Step 3: Cross multiply
    27,136.40x = 40,704.60 × 23,855.90
  4. Step 4: Simplify right side
    27,136.40x = 971,044,867.14
  5. Step 5: Solve for x
    x = 971,044,867.14/27,136.40
  6. Step 6: Final answer
    x = 35,783.85

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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.