Home / 16,876.77-25,315.16-6,481.23

Finding the Fourth Proportional to 16,876.77, 25,315.16 and 6,481.23

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Solution

The fourth proportional to 16,876.77, 25,315.16 and 6,481.23 is: 9,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.77 : 25,315.16 = 6,481.23 : x
  2. Step 2: Convert to fraction form
    16,876.77/25,315.16 = 6,481.23/x
  3. Step 3: Cross multiply
    16,876.77x = 25,315.16 × 6,481.23
  4. Step 4: Simplify right side
    16,876.77x = 164,073,342.04
  5. Step 5: Solve for x
    x = 164,073,342.04/16,876.77
  6. Step 6: Final answer
    x = 9,721.85

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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.