Home / 27,813.60-41,732.40-16,136.80

Finding the Fourth Proportional to 27,813.60, 41,732.40 and 16,136.80

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Solution

The fourth proportional to 27,813.60, 41,732.40 and 16,136.80 is: 24,212.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.60 : 41,732.40 = 16,136.80 : x
  2. Step 2: Convert to fraction form
    27,813.60/41,732.40 = 16,136.80/x
  3. Step 3: Cross multiply
    27,813.60x = 41,732.40 × 16,136.80
  4. Step 4: Simplify right side
    27,813.60x = 673,427,392.32
  5. Step 5: Solve for x
    x = 673,427,392.32/27,813.60
  6. Step 6: Final answer
    x = 24,212.16

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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.