Home / 28,792.00-39,716.92-16,853.04

Finding the Fourth Proportional to 28,792.00, 39,716.92 and 16,853.04

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Solution

The fourth proportional to 28,792.00, 39,716.92 and 16,853.04 is: 23,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.00 : 39,716.92 = 16,853.04 : x
  2. Step 2: Convert to fraction form
    28,792.00/39,716.92 = 16,853.04/x
  3. Step 3: Cross multiply
    28,792.00x = 39,716.92 × 16,853.04
  4. Step 4: Simplify right side
    28,792.00x = 669,350,558.59
  5. Step 5: Solve for x
    x = 669,350,558.59/28,792.00
  6. Step 6: Final answer
    x = 23,247.80

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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.