Home / 16,807.86-25,204.44-5,118.36

Finding the Fourth Proportional to 16,807.86, 25,204.44 and 5,118.36

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Solution

The fourth proportional to 16,807.86, 25,204.44 and 5,118.36 is: 7,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.86 : 25,204.44 = 5,118.36 : x
  2. Step 2: Convert to fraction form
    16,807.86/25,204.44 = 5,118.36/x
  3. Step 3: Cross multiply
    16,807.86x = 25,204.44 × 5,118.36
  4. Step 4: Simplify right side
    16,807.86x = 129,005,397.52
  5. Step 5: Solve for x
    x = 129,005,397.52/16,807.86
  6. Step 6: Final answer
    x = 7,675.30

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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.