Home / 15,249.78-22,872.33-4,157.36

Finding the Fourth Proportional to 15,249.78, 22,872.33 and 4,157.36

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Solution

The fourth proportional to 15,249.78, 22,872.33 and 4,157.36 is: 6,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.78 : 22,872.33 = 4,157.36 : x
  2. Step 2: Convert to fraction form
    15,249.78/22,872.33 = 4,157.36/x
  3. Step 3: Cross multiply
    15,249.78x = 22,872.33 × 4,157.36
  4. Step 4: Simplify right side
    15,249.78x = 95,088,509.85
  5. Step 5: Solve for x
    x = 95,088,509.85/15,249.78
  6. Step 6: Final answer
    x = 6,235.40

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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.