Home / 12,136.09-16,748.51-8,095.93

Finding the Fourth Proportional to 12,136.09, 16,748.51 and 8,095.93

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Solution

The fourth proportional to 12,136.09, 16,748.51 and 8,095.93 is: 11,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136.09 : 16,748.51 = 8,095.93 : x
  2. Step 2: Convert to fraction form
    12,136.09/16,748.51 = 8,095.93/x
  3. Step 3: Cross multiply
    12,136.09x = 16,748.51 × 8,095.93
  4. Step 4: Simplify right side
    12,136.09x = 135,594,764.56
  5. Step 5: Solve for x
    x = 135,594,764.56/12,136.09
  6. Step 6: Final answer
    x = 11,172.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.