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Finding the Fourth Proportional to 16,662.66, 22,999.60 and 9,593.80

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Solution

The fourth proportional to 16,662.66, 22,999.60 and 9,593.80 is: 13,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.66 : 22,999.60 = 9,593.80 : x
  2. Step 2: Convert to fraction form
    16,662.66/22,999.60 = 9,593.80/x
  3. Step 3: Cross multiply
    16,662.66x = 22,999.60 × 9,593.80
  4. Step 4: Simplify right side
    16,662.66x = 220,653,562.48
  5. Step 5: Solve for x
    x = 220,653,562.48/16,662.66
  6. Step 6: Final answer
    x = 13,242.40

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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.