Home / 14,731.36-20,329.08-8,016.92

Finding the Fourth Proportional to 14,731.36, 20,329.08 and 8,016.92

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Solution

The fourth proportional to 14,731.36, 20,329.08 and 8,016.92 is: 11,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731.36 : 20,329.08 = 8,016.92 : x
  2. Step 2: Convert to fraction form
    14,731.36/20,329.08 = 8,016.92/x
  3. Step 3: Cross multiply
    14,731.36x = 20,329.08 × 8,016.92
  4. Step 4: Simplify right side
    14,731.36x = 162,976,608.03
  5. Step 5: Solve for x
    x = 162,976,608.03/14,731.36
  6. Step 6: Final answer
    x = 11,063.24

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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.