Home / 16,725.02-23,078.86-9,653.72

Finding the Fourth Proportional to 16,725.02, 23,078.86 and 9,653.72

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Solution

The fourth proportional to 16,725.02, 23,078.86 and 9,653.72 is: 13,321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.02 : 23,078.86 = 9,653.72 : x
  2. Step 2: Convert to fraction form
    16,725.02/23,078.86 = 9,653.72/x
  3. Step 3: Cross multiply
    16,725.02x = 23,078.86 × 9,653.72
  4. Step 4: Simplify right side
    16,725.02x = 222,796,712.83
  5. Step 5: Solve for x
    x = 222,796,712.83/16,725.02
  6. Step 6: Final answer
    x = 13,321.17

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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.