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Finding the Fourth Proportional to 18,496.92, 25,525.62 and 10,113.44

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Solution

The fourth proportional to 18,496.92, 25,525.62 and 10,113.44 is: 13,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.92 : 25,525.62 = 10,113.44 : x
  2. Step 2: Convert to fraction form
    18,496.92/25,525.62 = 10,113.44/x
  3. Step 3: Cross multiply
    18,496.92x = 25,525.62 × 10,113.44
  4. Step 4: Simplify right side
    18,496.92x = 258,151,826.33
  5. Step 5: Solve for x
    x = 258,151,826.33/18,496.92
  6. Step 6: Final answer
    x = 13,956.48

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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.