Home / 18,397.07-25,387.68-10,843.72

Finding the Fourth Proportional to 18,397.07, 25,387.68 and 10,843.72

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Solution

The fourth proportional to 18,397.07, 25,387.68 and 10,843.72 is: 14,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397.07 : 25,387.68 = 10,843.72 : x
  2. Step 2: Convert to fraction form
    18,397.07/25,387.68 = 10,843.72/x
  3. Step 3: Cross multiply
    18,397.07x = 25,387.68 × 10,843.72
  4. Step 4: Simplify right side
    18,397.07x = 275,296,952.37
  5. Step 5: Solve for x
    x = 275,296,952.37/18,397.07
  6. Step 6: Final answer
    x = 14,964.17

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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.