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Finding the Fourth Proportional to 18,048.08, 24,906.92 and 10,090.28

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Solution

The fourth proportional to 18,048.08, 24,906.92 and 10,090.28 is: 13,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.08 : 24,906.92 = 10,090.28 : x
  2. Step 2: Convert to fraction form
    18,048.08/24,906.92 = 10,090.28/x
  3. Step 3: Cross multiply
    18,048.08x = 24,906.92 × 10,090.28
  4. Step 4: Simplify right side
    18,048.08x = 251,317,621.75
  5. Step 5: Solve for x
    x = 251,317,621.75/18,048.08
  6. Step 6: Final answer
    x = 13,924.90

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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.