Home / 34,091.43-51,137.51-11,904.85

Finding the Fourth Proportional to 34,091.43, 51,137.51 and 11,904.85

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Solution

The fourth proportional to 34,091.43, 51,137.51 and 11,904.85 is: 17,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,091.43 : 51,137.51 = 11,904.85 : x
  2. Step 2: Convert to fraction form
    34,091.43/51,137.51 = 11,904.85/x
  3. Step 3: Cross multiply
    34,091.43x = 51,137.51 × 11,904.85
  4. Step 4: Simplify right side
    34,091.43x = 608,784,385.92
  5. Step 5: Solve for x
    x = 608,784,385.92/34,091.43
  6. Step 6: Final answer
    x = 17,857.40

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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.