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Finding the Fourth Proportional to 17,241.94, 25,811.88 and 10,646.92

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Solution

The fourth proportional to 17,241.94, 25,811.88 and 10,646.92 is: 15,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,241.94 : 25,811.88 = 10,646.92 : x
  2. Step 2: Convert to fraction form
    17,241.94/25,811.88 = 10,646.92/x
  3. Step 3: Cross multiply
    17,241.94x = 25,811.88 × 10,646.92
  4. Step 4: Simplify right side
    17,241.94x = 274,817,021.41
  5. Step 5: Solve for x
    x = 274,817,021.41/17,241.94
  6. Step 6: Final answer
    x = 15,938.87

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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.