Home / 14,103.98-19,463.44-7,816.36

Finding the Fourth Proportional to 14,103.98, 19,463.44 and 7,816.36

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Solution

The fourth proportional to 14,103.98, 19,463.44 and 7,816.36 is: 10,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.98 : 19,463.44 = 7,816.36 : x
  2. Step 2: Convert to fraction form
    14,103.98/19,463.44 = 7,816.36/x
  3. Step 3: Cross multiply
    14,103.98x = 19,463.44 × 7,816.36
  4. Step 4: Simplify right side
    14,103.98x = 152,133,253.88
  5. Step 5: Solve for x
    x = 152,133,253.88/14,103.98
  6. Step 6: Final answer
    x = 10,786.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.