Home / 25,307.91-37,960.38-7,777.62

Finding the Fourth Proportional to 25,307.91, 37,960.38 and 7,777.62

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Solution

The fourth proportional to 25,307.91, 37,960.38 and 7,777.62 is: 11,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.91 : 37,960.38 = 7,777.62 : x
  2. Step 2: Convert to fraction form
    25,307.91/37,960.38 = 7,777.62/x
  3. Step 3: Cross multiply
    25,307.91x = 37,960.38 × 7,777.62
  4. Step 4: Simplify right side
    25,307.91x = 295,241,410.70
  5. Step 5: Solve for x
    x = 295,241,410.70/25,307.91
  6. Step 6: Final answer
    x = 11,665.97

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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.