Home / 16,721.17-25,081.92-4,240.86

Finding the Fourth Proportional to 16,721.17, 25,081.92 and 4,240.86

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Solution

The fourth proportional to 16,721.17, 25,081.92 and 4,240.86 is: 6,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.17 : 25,081.92 = 4,240.86 : x
  2. Step 2: Convert to fraction form
    16,721.17/25,081.92 = 4,240.86/x
  3. Step 3: Cross multiply
    16,721.17x = 25,081.92 × 4,240.86
  4. Step 4: Simplify right side
    16,721.17x = 106,368,817.19
  5. Step 5: Solve for x
    x = 106,368,817.19/16,721.17
  6. Step 6: Final answer
    x = 6,361.33

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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.