Home / 14,004.62-19,329.22-8,040.40

Finding the Fourth Proportional to 14,004.62, 19,329.22 and 8,040.40

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Solution

The fourth proportional to 14,004.62, 19,329.22 and 8,040.40 is: 11,097.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.62 : 19,329.22 = 8,040.40 : x
  2. Step 2: Convert to fraction form
    14,004.62/19,329.22 = 8,040.40/x
  3. Step 3: Cross multiply
    14,004.62x = 19,329.22 × 8,040.40
  4. Step 4: Simplify right side
    14,004.62x = 155,414,660.49
  5. Step 5: Solve for x
    x = 155,414,660.49/14,004.62
  6. Step 6: Final answer
    x = 11,097.39

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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.