Home / 25,522.42-38,283.63-7,992.34

Finding the Fourth Proportional to 25,522.42, 38,283.63 and 7,992.34

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Solution

The fourth proportional to 25,522.42, 38,283.63 and 7,992.34 is: 11,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.42 : 38,283.63 = 7,992.34 : x
  2. Step 2: Convert to fraction form
    25,522.42/38,283.63 = 7,992.34/x
  3. Step 3: Cross multiply
    25,522.42x = 38,283.63 × 7,992.34
  4. Step 4: Simplify right side
    25,522.42x = 305,975,787.39
  5. Step 5: Solve for x
    x = 305,975,787.39/25,522.42
  6. Step 6: Final answer
    x = 11,988.51

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Similar ratio
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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.