Home / 14,424.93-19,907.79-8,758.36

Finding the Fourth Proportional to 14,424.93, 19,907.79 and 8,758.36

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Solution

The fourth proportional to 14,424.93, 19,907.79 and 8,758.36 is: 12,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.93 : 19,907.79 = 8,758.36 : x
  2. Step 2: Convert to fraction form
    14,424.93/19,907.79 = 8,758.36/x
  3. Step 3: Cross multiply
    14,424.93x = 19,907.79 × 8,758.36
  4. Step 4: Simplify right side
    14,424.93x = 174,359,591.62
  5. Step 5: Solve for x
    x = 174,359,591.62/14,424.93
  6. Step 6: Final answer
    x = 12,087.38

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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.