Home / 16,859.52-25,276.32-8,089.56

Finding the Fourth Proportional to 16,859.52, 25,276.32 and 8,089.56

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Solution

The fourth proportional to 16,859.52, 25,276.32 and 8,089.56 is: 12,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.52 : 25,276.32 = 8,089.56 : x
  2. Step 2: Convert to fraction form
    16,859.52/25,276.32 = 8,089.56/x
  3. Step 3: Cross multiply
    16,859.52x = 25,276.32 × 8,089.56
  4. Step 4: Simplify right side
    16,859.52x = 204,474,307.22
  5. Step 5: Solve for x
    x = 204,474,307.22/16,859.52
  6. Step 6: Final answer
    x = 12,128.12

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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.