Home / 18,214.90-27,341.78-7,833.94

Finding the Fourth Proportional to 18,214.90, 27,341.78 and 7,833.94

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Solution

The fourth proportional to 18,214.90, 27,341.78 and 7,833.94 is: 11,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.90 : 27,341.78 = 7,833.94 : x
  2. Step 2: Convert to fraction form
    18,214.90/27,341.78 = 7,833.94/x
  3. Step 3: Cross multiply
    18,214.90x = 27,341.78 × 7,833.94
  4. Step 4: Simplify right side
    18,214.90x = 214,193,864.01
  5. Step 5: Solve for x
    x = 214,193,864.01/18,214.90
  6. Step 6: Final answer
    x = 11,759.27

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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.