Home / 16,900.97-23,321.03-10,612.13

Finding the Fourth Proportional to 16,900.97, 23,321.03 and 10,612.13

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Solution

The fourth proportional to 16,900.97, 23,321.03 and 10,612.13 is: 14,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.97 : 23,321.03 = 10,612.13 : x
  2. Step 2: Convert to fraction form
    16,900.97/23,321.03 = 10,612.13/x
  3. Step 3: Cross multiply
    16,900.97x = 23,321.03 × 10,612.13
  4. Step 4: Simplify right side
    16,900.97x = 247,485,632.43
  5. Step 5: Solve for x
    x = 247,485,632.43/16,900.97
  6. Step 6: Final answer
    x = 14,643.28

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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.