Home / 16,789.75-23,170.26-10,075.66

Finding the Fourth Proportional to 16,789.75, 23,170.26 and 10,075.66

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Solution

The fourth proportional to 16,789.75, 23,170.26 and 10,075.66 is: 13,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.75 : 23,170.26 = 10,075.66 : x
  2. Step 2: Convert to fraction form
    16,789.75/23,170.26 = 10,075.66/x
  3. Step 3: Cross multiply
    16,789.75x = 23,170.26 × 10,075.66
  4. Step 4: Simplify right side
    16,789.75x = 233,455,661.87
  5. Step 5: Solve for x
    x = 233,455,661.87/16,789.75
  6. Step 6: Final answer
    x = 13,904.65

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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.