Home / 16,718.14-23,074.44-9,643.60

Finding the Fourth Proportional to 16,718.14, 23,074.44 and 9,643.60

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Solution

The fourth proportional to 16,718.14, 23,074.44 and 9,643.60 is: 13,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.14 : 23,074.44 = 9,643.60 : x
  2. Step 2: Convert to fraction form
    16,718.14/23,074.44 = 9,643.60/x
  3. Step 3: Cross multiply
    16,718.14x = 23,074.44 × 9,643.60
  4. Step 4: Simplify right side
    16,718.14x = 222,520,669.58
  5. Step 5: Solve for x
    x = 222,520,669.58/16,718.14
  6. Step 6: Final answer
    x = 13,310.13

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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.