Home / 25,517.62-35,212.89-14,339.62

Finding the Fourth Proportional to 25,517.62, 35,212.89 and 14,339.62

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Solution

The fourth proportional to 25,517.62, 35,212.89 and 14,339.62 is: 19,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.62 : 35,212.89 = 14,339.62 : x
  2. Step 2: Convert to fraction form
    25,517.62/35,212.89 = 14,339.62/x
  3. Step 3: Cross multiply
    25,517.62x = 35,212.89 × 14,339.62
  4. Step 4: Simplify right side
    25,517.62x = 504,939,461.70
  5. Step 5: Solve for x
    x = 504,939,461.70/25,517.62
  6. Step 6: Final answer
    x = 19,787.87

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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.