Home / 16,724.63-23,079.80-9,650.90

Finding the Fourth Proportional to 16,724.63, 23,079.80 and 9,650.90

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Solution

The fourth proportional to 16,724.63, 23,079.80 and 9,650.90 is: 13,318.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.63 : 23,079.80 = 9,650.90 : x
  2. Step 2: Convert to fraction form
    16,724.63/23,079.80 = 9,650.90/x
  3. Step 3: Cross multiply
    16,724.63x = 23,079.80 × 9,650.90
  4. Step 4: Simplify right side
    16,724.63x = 222,740,923.65
  5. Step 5: Solve for x
    x = 222,740,923.65/16,724.63
  6. Step 6: Final answer
    x = 13,318.14

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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.