Home / 18,425.39-27,638.09-6,732.23

Finding the Fourth Proportional to 18,425.39, 27,638.09 and 6,732.23

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Solution

The fourth proportional to 18,425.39, 27,638.09 and 6,732.23 is: 10,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.39 : 27,638.09 = 6,732.23 : x
  2. Step 2: Convert to fraction form
    18,425.39/27,638.09 = 6,732.23/x
  3. Step 3: Cross multiply
    18,425.39x = 27,638.09 × 6,732.23
  4. Step 4: Simplify right side
    18,425.39x = 186,065,944.98
  5. Step 5: Solve for x
    x = 186,065,944.98/18,425.39
  6. Step 6: Final answer
    x = 10,098.35

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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.