Home / 18,300.82-25,253.05-10,343.03

Finding the Fourth Proportional to 18,300.82, 25,253.05 and 10,343.03

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Solution

The fourth proportional to 18,300.82, 25,253.05 and 10,343.03 is: 14,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.82 : 25,253.05 = 10,343.03 : x
  2. Step 2: Convert to fraction form
    18,300.82/25,253.05 = 10,343.03/x
  3. Step 3: Cross multiply
    18,300.82x = 25,253.05 × 10,343.03
  4. Step 4: Simplify right side
    18,300.82x = 261,192,921.01
  5. Step 5: Solve for x
    x = 261,192,921.01/18,300.82
  6. Step 6: Final answer
    x = 14,272.20

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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.