Home / 16,685.68-25,028.53-4,998.90

Finding the Fourth Proportional to 16,685.68, 25,028.53 and 4,998.90

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Solution

The fourth proportional to 16,685.68, 25,028.53 and 4,998.90 is: 7,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.68 : 25,028.53 = 4,998.90 : x
  2. Step 2: Convert to fraction form
    16,685.68/25,028.53 = 4,998.90/x
  3. Step 3: Cross multiply
    16,685.68x = 25,028.53 × 4,998.90
  4. Step 4: Simplify right side
    16,685.68x = 125,115,185.87
  5. Step 5: Solve for x
    x = 125,115,185.87/16,685.68
  6. Step 6: Final answer
    x = 7,498.36

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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.