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Finding the Fourth Proportional to 17,477.70, 26,154.96 and 10,906.98

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Solution

The fourth proportional to 17,477.70, 26,154.96 and 10,906.98 is: 16,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.70 : 26,154.96 = 10,906.98 : x
  2. Step 2: Convert to fraction form
    17,477.70/26,154.96 = 10,906.98/x
  3. Step 3: Cross multiply
    17,477.70x = 26,154.96 × 10,906.98
  4. Step 4: Simplify right side
    17,477.70x = 285,271,625.62
  5. Step 5: Solve for x
    x = 285,271,625.62/17,477.70
  6. Step 6: Final answer
    x = 16,322.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.