Home / 16,694.78-25,038.25-7,816.23

Finding the Fourth Proportional to 16,694.78, 25,038.25 and 7,816.23

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Solution

The fourth proportional to 16,694.78, 25,038.25 and 7,816.23 is: 11,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,694.78 : 25,038.25 = 7,816.23 : x
  2. Step 2: Convert to fraction form
    16,694.78/25,038.25 = 7,816.23/x
  3. Step 3: Cross multiply
    16,694.78x = 25,038.25 × 7,816.23
  4. Step 4: Simplify right side
    16,694.78x = 195,704,701.26
  5. Step 5: Solve for x
    x = 195,704,701.26/16,694.78
  6. Step 6: Final answer
    x = 11,722.51

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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.