Home / 16,705.36-25,043.12-6,324.40

Finding the Fourth Proportional to 16,705.36, 25,043.12 and 6,324.40

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Solution

The fourth proportional to 16,705.36, 25,043.12 and 6,324.40 is: 9,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705.36 : 25,043.12 = 6,324.40 : x
  2. Step 2: Convert to fraction form
    16,705.36/25,043.12 = 6,324.40/x
  3. Step 3: Cross multiply
    16,705.36x = 25,043.12 × 6,324.40
  4. Step 4: Simplify right side
    16,705.36x = 158,382,708.13
  5. Step 5: Solve for x
    x = 158,382,708.13/16,705.36
  6. Step 6: Final answer
    x = 9,480.95

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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.