Home / 16,253.75-24,380.55-5,160.20

Finding the Fourth Proportional to 16,253.75, 24,380.55 and 5,160.20

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Solution

The fourth proportional to 16,253.75, 24,380.55 and 5,160.20 is: 7,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,253.75 : 24,380.55 = 5,160.20 : x
  2. Step 2: Convert to fraction form
    16,253.75/24,380.55 = 5,160.20/x
  3. Step 3: Cross multiply
    16,253.75x = 24,380.55 × 5,160.20
  4. Step 4: Simplify right side
    16,253.75x = 125,808,392.21
  5. Step 5: Solve for x
    x = 125,808,392.21/16,253.75
  6. Step 6: Final answer
    x = 7,740.27

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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.