Home / 19,614.30-27,074.67-11,656.43

Finding the Fourth Proportional to 19,614.30, 27,074.67 and 11,656.43

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Solution

The fourth proportional to 19,614.30, 27,074.67 and 11,656.43 is: 16,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.30 : 27,074.67 = 11,656.43 : x
  2. Step 2: Convert to fraction form
    19,614.30/27,074.67 = 11,656.43/x
  3. Step 3: Cross multiply
    19,614.30x = 27,074.67 × 11,656.43
  4. Step 4: Simplify right side
    19,614.30x = 315,593,918.07
  5. Step 5: Solve for x
    x = 315,593,918.07/19,614.30
  6. Step 6: Final answer
    x = 16,089.99

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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.