Home / 14,329.24-19,778.48-8,664.00

Finding the Fourth Proportional to 14,329.24, 19,778.48 and 8,664.00

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Solution

The fourth proportional to 14,329.24, 19,778.48 and 8,664.00 is: 11,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.24 : 19,778.48 = 8,664.00 : x
  2. Step 2: Convert to fraction form
    14,329.24/19,778.48 = 8,664.00/x
  3. Step 3: Cross multiply
    14,329.24x = 19,778.48 × 8,664.00
  4. Step 4: Simplify right side
    14,329.24x = 171,360,665.72
  5. Step 5: Solve for x
    x = 171,360,665.72/14,329.24
  6. Step 6: Final answer
    x = 11,958.81

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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.