Home / 27,767.00-38,317.50-15,834.17

Finding the Fourth Proportional to 27,767.00, 38,317.50 and 15,834.17

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Solution

The fourth proportional to 27,767.00, 38,317.50 and 15,834.17 is: 21,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,767.00 : 38,317.50 = 15,834.17 : x
  2. Step 2: Convert to fraction form
    27,767.00/38,317.50 = 15,834.17/x
  3. Step 3: Cross multiply
    27,767.00x = 38,317.50 × 15,834.17
  4. Step 4: Simplify right side
    27,767.00x = 606,725,904.77
  5. Step 5: Solve for x
    x = 606,725,904.77/27,767.00
  6. Step 6: Final answer
    x = 21,850.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.