Home / 19,614.48-27,063.90-11,653.80

Finding the Fourth Proportional to 19,614.48, 27,063.90 and 11,653.80

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Solution

The fourth proportional to 19,614.48, 27,063.90 and 11,653.80 is: 16,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.48 : 27,063.90 = 11,653.80 : x
  2. Step 2: Convert to fraction form
    19,614.48/27,063.90 = 11,653.80/x
  3. Step 3: Cross multiply
    19,614.48x = 27,063.90 × 11,653.80
  4. Step 4: Simplify right side
    19,614.48x = 315,397,277.82
  5. Step 5: Solve for x
    x = 315,397,277.82/19,614.48
  6. Step 6: Final answer
    x = 16,079.82

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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.