Home / 16,895.36-25,341.41-5,205.44

Finding the Fourth Proportional to 16,895.36, 25,341.41 and 5,205.44

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Solution

The fourth proportional to 16,895.36, 25,341.41 and 5,205.44 is: 7,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.36 : 25,341.41 = 5,205.44 : x
  2. Step 2: Convert to fraction form
    16,895.36/25,341.41 = 5,205.44/x
  3. Step 3: Cross multiply
    16,895.36x = 25,341.41 × 5,205.44
  4. Step 4: Simplify right side
    16,895.36x = 131,913,075.58
  5. Step 5: Solve for x
    x = 131,913,075.58/16,895.36
  6. Step 6: Final answer
    x = 7,807.65

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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.