Home / 25,517.12-35,213.42-14,186.57

Finding the Fourth Proportional to 25,517.12, 35,213.42 and 14,186.57

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Solution

The fourth proportional to 25,517.12, 35,213.42 and 14,186.57 is: 19,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.12 : 35,213.42 = 14,186.57 : x
  2. Step 2: Convert to fraction form
    25,517.12/35,213.42 = 14,186.57/x
  3. Step 3: Cross multiply
    25,517.12x = 35,213.42 × 14,186.57
  4. Step 4: Simplify right side
    25,517.12x = 499,557,576.84
  5. Step 5: Solve for x
    x = 499,557,576.84/25,517.12
  6. Step 6: Final answer
    x = 19,577.35

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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.