Home / 15,249.83-22,872.38-4,157.40

Finding the Fourth Proportional to 15,249.83, 22,872.38 and 4,157.40

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Solution

The fourth proportional to 15,249.83, 22,872.38 and 4,157.40 is: 6,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.83 : 22,872.38 = 4,157.40 : x
  2. Step 2: Convert to fraction form
    15,249.83/22,872.38 = 4,157.40/x
  3. Step 3: Cross multiply
    15,249.83x = 22,872.38 × 4,157.40
  4. Step 4: Simplify right side
    15,249.83x = 95,089,611.83
  5. Step 5: Solve for x
    x = 95,089,611.83/15,249.83
  6. Step 6: Final answer
    x = 6,235.46

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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.