Home / 25,146.50-37,721.57-7,617.69

Finding the Fourth Proportional to 25,146.50, 37,721.57 and 7,617.69

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Solution

The fourth proportional to 25,146.50, 37,721.57 and 7,617.69 is: 11,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.50 : 37,721.57 = 7,617.69 : x
  2. Step 2: Convert to fraction form
    25,146.50/37,721.57 = 7,617.69/x
  3. Step 3: Cross multiply
    25,146.50x = 37,721.57 × 7,617.69
  4. Step 4: Simplify right side
    25,146.50x = 287,351,226.57
  5. Step 5: Solve for x
    x = 287,351,226.57/25,146.50
  6. Step 6: Final answer
    x = 11,427.09

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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.