Home / 16,716.12-23,083.74-12,517.08

Finding the Fourth Proportional to 16,716.12, 23,083.74 and 12,517.08

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Solution

The fourth proportional to 16,716.12, 23,083.74 and 12,517.08 is: 17,285.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.12 : 23,083.74 = 12,517.08 : x
  2. Step 2: Convert to fraction form
    16,716.12/23,083.74 = 12,517.08/x
  3. Step 3: Cross multiply
    16,716.12x = 23,083.74 × 12,517.08
  4. Step 4: Simplify right side
    16,716.12x = 288,941,020.28
  5. Step 5: Solve for x
    x = 288,941,020.28/16,716.12
  6. Step 6: Final answer
    x = 17,285.17

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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.