Home / 14,724.06-20,318.99-8,009.75

Finding the Fourth Proportional to 14,724.06, 20,318.99 and 8,009.75

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Solution

The fourth proportional to 14,724.06, 20,318.99 and 8,009.75 is: 11,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.06 : 20,318.99 = 8,009.75 : x
  2. Step 2: Convert to fraction form
    14,724.06/20,318.99 = 8,009.75/x
  3. Step 3: Cross multiply
    14,724.06x = 20,318.99 × 8,009.75
  4. Step 4: Simplify right side
    14,724.06x = 162,749,948.58
  5. Step 5: Solve for x
    x = 162,749,948.58/14,724.06
  6. Step 6: Final answer
    x = 11,053.33

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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.