Home / 16,825.38-25,240.77-5,137.62

Finding the Fourth Proportional to 16,825.38, 25,240.77 and 5,137.62

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Solution

The fourth proportional to 16,825.38, 25,240.77 and 5,137.62 is: 7,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.38 : 25,240.77 = 5,137.62 : x
  2. Step 2: Convert to fraction form
    16,825.38/25,240.77 = 5,137.62/x
  3. Step 3: Cross multiply
    16,825.38x = 25,240.77 × 5,137.62
  4. Step 4: Simplify right side
    16,825.38x = 129,677,484.77
  5. Step 5: Solve for x
    x = 129,677,484.77/16,825.38
  6. Step 6: Final answer
    x = 7,707.25

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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.