Home / 25,519.80-38,271.15-10,725.96

Finding the Fourth Proportional to 25,519.80, 38,271.15 and 10,725.96

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Solution

The fourth proportional to 25,519.80, 38,271.15 and 10,725.96 is: 16,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.80 : 38,271.15 = 10,725.96 : x
  2. Step 2: Convert to fraction form
    25,519.80/38,271.15 = 10,725.96/x
  3. Step 3: Cross multiply
    25,519.80x = 38,271.15 × 10,725.96
  4. Step 4: Simplify right side
    25,519.80x = 410,494,824.05
  5. Step 5: Solve for x
    x = 410,494,824.05/25,519.80
  6. Step 6: Final answer
    x = 16,085.35

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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.