Home / 16,891.75-25,340.99-5,204.47

Finding the Fourth Proportional to 16,891.75, 25,340.99 and 5,204.47

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Solution

The fourth proportional to 16,891.75, 25,340.99 and 5,204.47 is: 7,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.75 : 25,340.99 = 5,204.47 : x
  2. Step 2: Convert to fraction form
    16,891.75/25,340.99 = 5,204.47/x
  3. Step 3: Cross multiply
    16,891.75x = 25,340.99 × 5,204.47
  4. Step 4: Simplify right side
    16,891.75x = 131,886,422.23
  5. Step 5: Solve for x
    x = 131,886,422.23/16,891.75
  6. Step 6: Final answer
    x = 7,807.74

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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.