Home / 27,801.36-41,711.64-17,400.72

Finding the Fourth Proportional to 27,801.36, 41,711.64 and 17,400.72

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Solution

The fourth proportional to 27,801.36, 41,711.64 and 17,400.72 is: 26,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,801.36 : 41,711.64 = 17,400.72 : x
  2. Step 2: Convert to fraction form
    27,801.36/41,711.64 = 17,400.72/x
  3. Step 3: Cross multiply
    27,801.36x = 41,711.64 × 17,400.72
  4. Step 4: Simplify right side
    27,801.36x = 725,812,568.38
  5. Step 5: Solve for x
    x = 725,812,568.38/27,801.36
  6. Step 6: Final answer
    x = 26,107.09

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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.