Home / 16,719.62-25,080.45-5,625.37

Finding the Fourth Proportional to 16,719.62, 25,080.45 and 5,625.37

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Solution

The fourth proportional to 16,719.62, 25,080.45 and 5,625.37 is: 8,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.62 : 25,080.45 = 5,625.37 : x
  2. Step 2: Convert to fraction form
    16,719.62/25,080.45 = 5,625.37/x
  3. Step 3: Cross multiply
    16,719.62x = 25,080.45 × 5,625.37
  4. Step 4: Simplify right side
    16,719.62x = 141,086,899.72
  5. Step 5: Solve for x
    x = 141,086,899.72/16,719.62
  6. Step 6: Final answer
    x = 8,438.41

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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.