Home / 16,813.90-25,213.56-5,717.62

Finding the Fourth Proportional to 16,813.90, 25,213.56 and 5,717.62

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Solution

The fourth proportional to 16,813.90, 25,213.56 and 5,717.62 is: 8,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.90 : 25,213.56 = 5,717.62 : x
  2. Step 2: Convert to fraction form
    16,813.90/25,213.56 = 5,717.62/x
  3. Step 3: Cross multiply
    16,813.90x = 25,213.56 × 5,717.62
  4. Step 4: Simplify right side
    16,813.90x = 144,161,554.93
  5. Step 5: Solve for x
    x = 144,161,554.93/16,813.90
  6. Step 6: Final answer
    x = 8,573.95

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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.