Home / 15,160.56-22,738.68-4,772.04

Finding the Fourth Proportional to 15,160.56, 22,738.68 and 4,772.04

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Solution

The fourth proportional to 15,160.56, 22,738.68 and 4,772.04 is: 7,157.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.56 : 22,738.68 = 4,772.04 : x
  2. Step 2: Convert to fraction form
    15,160.56/22,738.68 = 4,772.04/x
  3. Step 3: Cross multiply
    15,160.56x = 22,738.68 × 4,772.04
  4. Step 4: Simplify right side
    15,160.56x = 108,509,890.51
  5. Step 5: Solve for x
    x = 108,509,890.51/15,160.56
  6. Step 6: Final answer
    x = 7,157.38

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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.