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Finding the Fourth Proportional to 17,019.84, 25,525.12 and 10,770.48

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Solution

The fourth proportional to 17,019.84, 25,525.12 and 10,770.48 is: 16,152.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.84 : 25,525.12 = 10,770.48 : x
  2. Step 2: Convert to fraction form
    17,019.84/25,525.12 = 10,770.48/x
  3. Step 3: Cross multiply
    17,019.84x = 25,525.12 × 10,770.48
  4. Step 4: Simplify right side
    17,019.84x = 274,917,794.46
  5. Step 5: Solve for x
    x = 274,917,794.46/17,019.84
  6. Step 6: Final answer
    x = 16,152.78

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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.