Home / 19,614.97-29,405.86-8,513.26

Finding the Fourth Proportional to 19,614.97, 29,405.86 and 8,513.26

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Solution

The fourth proportional to 19,614.97, 29,405.86 and 8,513.26 is: 12,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.97 : 29,405.86 = 8,513.26 : x
  2. Step 2: Convert to fraction form
    19,614.97/29,405.86 = 8,513.26/x
  3. Step 3: Cross multiply
    19,614.97x = 29,405.86 × 8,513.26
  4. Step 4: Simplify right side
    19,614.97x = 250,339,731.70
  5. Step 5: Solve for x
    x = 250,339,731.70/19,614.97
  6. Step 6: Final answer
    x = 12,762.69

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1.5x scale

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.