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Finding the Fourth Proportional to 17,651.95, 26,450.58 and 13,944.98

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Solution

The fourth proportional to 17,651.95, 26,450.58 and 13,944.98 is: 20,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,651.95 : 26,450.58 = 13,944.98 : x
  2. Step 2: Convert to fraction form
    17,651.95/26,450.58 = 13,944.98/x
  3. Step 3: Cross multiply
    17,651.95x = 26,450.58 × 13,944.98
  4. Step 4: Simplify right side
    17,651.95x = 368,852,809.09
  5. Step 5: Solve for x
    x = 368,852,809.09/17,651.95
  6. Step 6: Final answer
    x = 20,895.87

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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.