Home / 18,422.90-27,628.87-6,733.39

Finding the Fourth Proportional to 18,422.90, 27,628.87 and 6,733.39

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Solution

The fourth proportional to 18,422.90, 27,628.87 and 6,733.39 is: 10,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422.90 : 27,628.87 = 6,733.39 : x
  2. Step 2: Convert to fraction form
    18,422.90/27,628.87 = 6,733.39/x
  3. Step 3: Cross multiply
    18,422.90x = 27,628.87 × 6,733.39
  4. Step 4: Simplify right side
    18,422.90x = 186,035,956.97
  5. Step 5: Solve for x
    x = 186,035,956.97/18,422.90
  6. Step 6: Final answer
    x = 10,098.08

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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.