Home / 25,197.70-37,805.09-11,155.79

Finding the Fourth Proportional to 25,197.70, 37,805.09 and 11,155.79

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Solution

The fourth proportional to 25,197.70, 37,805.09 and 11,155.79 is: 16,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.70 : 37,805.09 = 11,155.79 : x
  2. Step 2: Convert to fraction form
    25,197.70/37,805.09 = 11,155.79/x
  3. Step 3: Cross multiply
    25,197.70x = 37,805.09 × 11,155.79
  4. Step 4: Simplify right side
    25,197.70x = 421,745,644.97
  5. Step 5: Solve for x
    x = 421,745,644.97/25,197.70
  6. Step 6: Final answer
    x = 16,737.47

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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.