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Finding the Fourth Proportional to 17,994.63, 24,815.70 and 14,226.78

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Solution

The fourth proportional to 17,994.63, 24,815.70 and 14,226.78 is: 19,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.63 : 24,815.70 = 14,226.78 : x
  2. Step 2: Convert to fraction form
    17,994.63/24,815.70 = 14,226.78/x
  3. Step 3: Cross multiply
    17,994.63x = 24,815.70 × 14,226.78
  4. Step 4: Simplify right side
    17,994.63x = 353,047,597.50
  5. Step 5: Solve for x
    x = 353,047,597.50/17,994.63
  6. Step 6: Final answer
    x = 19,619.60

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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.