Home / 16,723.62-23,080.77-10,986.03

Finding the Fourth Proportional to 16,723.62, 23,080.77 and 10,986.03

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Solution

The fourth proportional to 16,723.62, 23,080.77 and 10,986.03 is: 15,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,723.62 : 23,080.77 = 10,986.03 : x
  2. Step 2: Convert to fraction form
    16,723.62/23,080.77 = 10,986.03/x
  3. Step 3: Cross multiply
    16,723.62x = 23,080.77 × 10,986.03
  4. Step 4: Simplify right side
    16,723.62x = 253,566,031.64
  5. Step 5: Solve for x
    x = 253,566,031.64/16,723.62
  6. Step 6: Final answer
    x = 15,162.15

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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.