Home / 16,520.14-24,775.65-5,425.67

Finding the Fourth Proportional to 16,520.14, 24,775.65 and 5,425.67

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Solution

The fourth proportional to 16,520.14, 24,775.65 and 5,425.67 is: 8,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.14 : 24,775.65 = 5,425.67 : x
  2. Step 2: Convert to fraction form
    16,520.14/24,775.65 = 5,425.67/x
  3. Step 3: Cross multiply
    16,520.14x = 24,775.65 × 5,425.67
  4. Step 4: Simplify right side
    16,520.14x = 134,424,500.94
  5. Step 5: Solve for x
    x = 134,424,500.94/16,520.14
  6. Step 6: Final answer
    x = 8,137.01

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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.