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Finding the Fourth Proportional to 18,475.94, 25,495.62 and 10,092.44

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Solution

The fourth proportional to 18,475.94, 25,495.62 and 10,092.44 is: 13,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.94 : 25,495.62 = 10,092.44 : x
  2. Step 2: Convert to fraction form
    18,475.94/25,495.62 = 10,092.44/x
  3. Step 3: Cross multiply
    18,475.94x = 25,495.62 × 10,092.44
  4. Step 4: Simplify right side
    18,475.94x = 257,313,015.11
  5. Step 5: Solve for x
    x = 257,313,015.11/18,475.94
  6. Step 6: Final answer
    x = 13,926.92

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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.