Home / 19,586.92-27,032.42-12,136.04

Finding the Fourth Proportional to 19,586.92, 27,032.42 and 12,136.04

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Solution

The fourth proportional to 19,586.92, 27,032.42 and 12,136.04 is: 16,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.92 : 27,032.42 = 12,136.04 : x
  2. Step 2: Convert to fraction form
    19,586.92/27,032.42 = 12,136.04/x
  3. Step 3: Cross multiply
    19,586.92x = 27,032.42 × 12,136.04
  4. Step 4: Simplify right side
    19,586.92x = 328,066,530.42
  5. Step 5: Solve for x
    x = 328,066,530.42/19,586.92
  6. Step 6: Final answer
    x = 16,749.27

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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.