Home / 18,195.84-27,292.68-17,703.36

Finding the Fourth Proportional to 18,195.84, 27,292.68 and 17,703.36

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Solution

The fourth proportional to 18,195.84, 27,292.68 and 17,703.36 is: 26,553.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.84 : 27,292.68 = 17,703.36 : x
  2. Step 2: Convert to fraction form
    18,195.84/27,292.68 = 17,703.36/x
  3. Step 3: Cross multiply
    18,195.84x = 27,292.68 × 17,703.36
  4. Step 4: Simplify right side
    18,195.84x = 483,172,139.40
  5. Step 5: Solve for x
    x = 483,172,139.40/18,195.84
  6. Step 6: Final answer
    x = 26,553.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.