Home / 15,171.38-22,757.07-4,783.94

Finding the Fourth Proportional to 15,171.38, 22,757.07 and 4,783.94

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Solution

The fourth proportional to 15,171.38, 22,757.07 and 4,783.94 is: 7,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.38 : 22,757.07 = 4,783.94 : x
  2. Step 2: Convert to fraction form
    15,171.38/22,757.07 = 4,783.94/x
  3. Step 3: Cross multiply
    15,171.38x = 22,757.07 × 4,783.94
  4. Step 4: Simplify right side
    15,171.38x = 108,868,400.56
  5. Step 5: Solve for x
    x = 108,868,400.56/15,171.38
  6. Step 6: Final answer
    x = 7,175.91

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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.