Home / 14,960.76-20,647.62-8,673.36

Finding the Fourth Proportional to 14,960.76, 20,647.62 and 8,673.36

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Solution

The fourth proportional to 14,960.76, 20,647.62 and 8,673.36 is: 11,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.76 : 20,647.62 = 8,673.36 : x
  2. Step 2: Convert to fraction form
    14,960.76/20,647.62 = 8,673.36/x
  3. Step 3: Cross multiply
    14,960.76x = 20,647.62 × 8,673.36
  4. Step 4: Simplify right side
    14,960.76x = 179,084,241.40
  5. Step 5: Solve for x
    x = 179,084,241.40/14,960.76
  6. Step 6: Final answer
    x = 11,970.26

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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.