Home / 18,173.42-27,263.78-6,486.33

Finding the Fourth Proportional to 18,173.42, 27,263.78 and 6,486.33

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Solution

The fourth proportional to 18,173.42, 27,263.78 and 6,486.33 is: 9,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.42 : 27,263.78 = 6,486.33 : x
  2. Step 2: Convert to fraction form
    18,173.42/27,263.78 = 6,486.33/x
  3. Step 3: Cross multiply
    18,173.42x = 27,263.78 × 6,486.33
  4. Step 4: Simplify right side
    18,173.42x = 176,841,890.34
  5. Step 5: Solve for x
    x = 176,841,890.34/18,173.42
  6. Step 6: Final answer
    x = 9,730.80

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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.