Home / 14,588.66-20,112.05-12,329.36

Finding the Fourth Proportional to 14,588.66, 20,112.05 and 12,329.36

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Solution

The fourth proportional to 14,588.66, 20,112.05 and 12,329.36 is: 16,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.66 : 20,112.05 = 12,329.36 : x
  2. Step 2: Convert to fraction form
    14,588.66/20,112.05 = 12,329.36/x
  3. Step 3: Cross multiply
    14,588.66x = 20,112.05 × 12,329.36
  4. Step 4: Simplify right side
    14,588.66x = 247,968,754.25
  5. Step 5: Solve for x
    x = 247,968,754.25/14,588.66
  6. Step 6: Final answer
    x = 16,997.37

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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.