Home / 11,677.75-17,523.54-10,938.91

Finding the Fourth Proportional to 11,677.75, 17,523.54 and 10,938.91

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Solution

The fourth proportional to 11,677.75, 17,523.54 and 10,938.91 is: 16,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677.75 : 17,523.54 = 10,938.91 : x
  2. Step 2: Convert to fraction form
    11,677.75/17,523.54 = 10,938.91/x
  3. Step 3: Cross multiply
    11,677.75x = 17,523.54 × 10,938.91
  4. Step 4: Simplify right side
    11,677.75x = 191,688,489.87
  5. Step 5: Solve for x
    x = 191,688,489.87/11,677.75
  6. Step 6: Final answer
    x = 16,414.85

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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.