Home / 16,698.20-25,039.52-9,680.22

Finding the Fourth Proportional to 16,698.20, 25,039.52 and 9,680.22

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Solution

The fourth proportional to 16,698.20, 25,039.52 and 9,680.22 is: 14,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,698.20 : 25,039.52 = 9,680.22 : x
  2. Step 2: Convert to fraction form
    16,698.20/25,039.52 = 9,680.22/x
  3. Step 3: Cross multiply
    16,698.20x = 25,039.52 × 9,680.22
  4. Step 4: Simplify right side
    16,698.20x = 242,388,062.29
  5. Step 5: Solve for x
    x = 242,388,062.29/16,698.20
  6. Step 6: Final answer
    x = 14,515.82

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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.