Home / 16,811.45-25,217.24-5,124.63

Finding the Fourth Proportional to 16,811.45, 25,217.24 and 5,124.63

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Solution

The fourth proportional to 16,811.45, 25,217.24 and 5,124.63 is: 7,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.45 : 25,217.24 = 5,124.63 : x
  2. Step 2: Convert to fraction form
    16,811.45/25,217.24 = 5,124.63/x
  3. Step 3: Cross multiply
    16,811.45x = 25,217.24 × 5,124.63
  4. Step 4: Simplify right side
    16,811.45x = 129,229,024.62
  5. Step 5: Solve for x
    x = 129,229,024.62/16,811.45
  6. Step 6: Final answer
    x = 7,686.96

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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.