Home / 17,936.56-26,715.37-16,999.80

Finding the Fourth Proportional to 17,936.56, 26,715.37 and 16,999.80

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Solution

The fourth proportional to 17,936.56, 26,715.37 and 16,999.80 is: 25,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936.56 : 26,715.37 = 16,999.80 : x
  2. Step 2: Convert to fraction form
    17,936.56/26,715.37 = 16,999.80/x
  3. Step 3: Cross multiply
    17,936.56x = 26,715.37 × 16,999.80
  4. Step 4: Simplify right side
    17,936.56x = 454,155,861.93
  5. Step 5: Solve for x
    x = 454,155,861.93/17,936.56
  6. Step 6: Final answer
    x = 25,320.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.