Home / 19,799.04-27,149.28-19,136.64

Finding the Fourth Proportional to 19,799.04, 27,149.28 and 19,136.64

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Solution

The fourth proportional to 19,799.04, 27,149.28 and 19,136.64 is: 26,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,799.04 : 27,149.28 = 19,136.64 : x
  2. Step 2: Convert to fraction form
    19,799.04/27,149.28 = 19,136.64/x
  3. Step 3: Cross multiply
    19,799.04x = 27,149.28 × 19,136.64
  4. Step 4: Simplify right side
    19,799.04x = 519,545,997.62
  5. Step 5: Solve for x
    x = 519,545,997.62/19,799.04
  6. Step 6: Final answer
    x = 26,240.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.