Home / 17,968.28-24,770.48-12,646.56

Finding the Fourth Proportional to 17,968.28, 24,770.48 and 12,646.56

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Solution

The fourth proportional to 17,968.28, 24,770.48 and 12,646.56 is: 17,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968.28 : 24,770.48 = 12,646.56 : x
  2. Step 2: Convert to fraction form
    17,968.28/24,770.48 = 12,646.56/x
  3. Step 3: Cross multiply
    17,968.28x = 24,770.48 × 12,646.56
  4. Step 4: Simplify right side
    17,968.28x = 313,261,361.55
  5. Step 5: Solve for x
    x = 313,261,361.55/17,968.28
  6. Step 6: Final answer
    x = 17,434.13

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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.