Home / 16,551.36-22,840.80-8,997.60

Finding the Fourth Proportional to 16,551.36, 22,840.80 and 8,997.60

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Solution

The fourth proportional to 16,551.36, 22,840.80 and 8,997.60 is: 12,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.36 : 22,840.80 = 8,997.60 : x
  2. Step 2: Convert to fraction form
    16,551.36/22,840.80 = 8,997.60/x
  3. Step 3: Cross multiply
    16,551.36x = 22,840.80 × 8,997.60
  4. Step 4: Simplify right side
    16,551.36x = 205,512,382.08
  5. Step 5: Solve for x
    x = 205,512,382.08/16,551.36
  6. Step 6: Final answer
    x = 12,416.65

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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.