Home / 16,789.68-25,185.60-5,698.08

Finding the Fourth Proportional to 16,789.68, 25,185.60 and 5,698.08

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Solution

The fourth proportional to 16,789.68, 25,185.60 and 5,698.08 is: 8,547.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.68 : 25,185.60 = 5,698.08 : x
  2. Step 2: Convert to fraction form
    16,789.68/25,185.60 = 5,698.08/x
  3. Step 3: Cross multiply
    16,789.68x = 25,185.60 × 5,698.08
  4. Step 4: Simplify right side
    16,789.68x = 143,509,563.65
  5. Step 5: Solve for x
    x = 143,509,563.65/16,789.68
  6. Step 6: Final answer
    x = 8,547.49

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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.